Welcome

Welcome to the Principles and Practice of Clinical Research Journal. This is an Official journal of the Principles and Practice of Clinical Research program affiliated to the ECPE Harvard TH Chan School of Public Health and an Official Journal of the Scala Institute Association. The Principles and Practice of Clinical Research is journal dedicated to disseminating cutting-edge clinical research evidence. As a peer-reviewed scientific journal, we aim to foster the exchange of knowledge among researchers, academicians, and professionals. Globalization has contributed significantly to the dissemination of information in different areas of knowledge. Scientific papers are therefore the way to contribute to this global debate and advance in science. 

PPCR journal will therefore contribute to disseminate the latest research and updates on clinical research.

PPCR journal aims to provide a medium for the publication of scientific articles of high quality, thus promoting the work and training of clinical researchers globally. 

This is a Free Open Access Journal, it is initially expected to be quarterly and open for new submissions.

Send your scientific article!

Check out the rules for submission. As the journal aims to be an international publication, all information and article submission should be formatted in English.

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Editor-in-Chief:
 
Felipe Fregni + Seguir Algo deu errado. Tente fazer sua solicitação  novamente mais tarde. OK Livros de Felipe Fregni 1 61 1 The Questions and  Answers Book on Statistics for Clinical Researchers: 262 questions for  deeper statistical The Cartoon Guide to ...
Professor Felipe Fregni, MD, PhD, MMSc, MPH

Managing Editors:

Kevin Pacheco-Barrios, MD, MSc, MPH

Mustafa Reha Dodurgali, MD

Online ISSN: 2378-1890

Metrics:
H-index - 3

Indexed in:
Google Scholar
Science Gate -  https://www.sciencegate.app/source/1713572797

License: CC BY 4.0
Copyright – Dustin Tyler Joyce

CALL FOR PAPERS - SPECIAL ISSUE: NEUROMODULATION

2020-07-31

CALL FOR PAPERS (Deadline: November 2020)

Special Issue: “Neuromodulation in Adult and Child Psychiatry, Neurology, Rehabilitation, and Neuroscience Research”

As the neuromodulation field continues to expand, with increasing evidence of its potential, updating itself with the passing of time with new technology, wearable smaller devices, remote-controlled devices, and new behavioral techniques, further research is necessary to establish its efficacy and safety as formal therapeutic options for different conditions. Therefore, we are creating this special issue to boost this needed science progress together with the XII International Neuromodulation Symposium.

This call for papers includes, but is not limited, to the following topics:

  • Neuromodulation in healthy population
  • Neuromodulation for neurological disorders
  • Neuromodulation and treatment of psychiatric conditions
  • Invasive and non-invasive techniques
  • Central and peripheral stimulation, transcranial direct current stimulation, transcranial magnetic stimulation, transcutaneous electrical nerve stimulation, etc.
  • Mindfulness, meditation, neurofeedback as techniques of neuromodulation
  • Neuromodulation in neuroscience research
  • Neuromodulation in rehabilitation research
  • Neuromodulation in neurosurgery

For author’s information please see the following link: https://journal.ppcr.org/index.php/ppcrjournal/special

Vol. 11 No. 1 (2025): Principles and Practice of Clinical Research

Published: 2025-06-29

Air Pollution and Pediatric Central Nervous Tumors: A Systematic Review of Evidence and Public Health Implications

Tatiana Soares, Nantawan Koonalinthip, Rogerio Diniz Takahashi, Jose Gabriel Lara-Amador, Ramiro Sienra, Pilar Buendía Montenegro, Maria Daniela Sarquis, Elmustafa Abdalla, Enry Jacob Melgar-Garcia, Ewerton Borges de Souza Lima, Mariana Alcantara Roldi de Azeredo, Yahaira Carpio Colmenares, Carlos Betancourt-Mendez, Christel Trifone, Eva Borges, Jessica Monteiro Vasconcellos, Julia Bertuzzo Tavares, Vitória De Ávila, Laura C. Ibanez-Pintor, Mateus Cendon de Paula, Natalia Rojas Amaris, Roger Albornoz, Tobias Lerchner, Maria Ximena Escobar, Jose Genao Ega, Safa Almarzoky Abuhussain, Inia Andrea Perez Villa, Yusuf Adelabu, Arthur Gomez da Silva Netto, Maria Carolina Fontana Antunes de Oliveira, Khalid Mahmoud Fadlelmoula Ahmed, Christianne Fernades Valente Takeda, Gabriel Vallejos Peñaloza, Tatiana Gomez Gomez, Mohamed H. Mahmoud, Sundus Sardar, Thalita Bento Talizin, Guido Felizzia

Depressive Symptoms and Subjective Daytime Sleepiness in a Population-Based Study

Clarissa Bueno, Eline Rozaria Ferreira Barbosa, Desiree Rodrigues da Veiga, Hilario de Sousa Francelino, Andrea Suarez Gomez, Ivan Dunshee de A.O. Santos Filho, Lyna Kyria Rodrigues de Almeida, Pedro Henrique Martins da Cunha, Erika Bushatsky Andrade de Alencar, Abrahan Salcedo Perez, Chukwuma Eze Okereke, Daniel Gomez-Carrillo, Danny Chris Vinas, Rinna Segatto Siquieroli, Agustin N. Posso, Victor Barrientos Labra, Sara Lanaia, Isabella Meneghetti Inacio Silva, Elmira Mustafayevna Lomashvil, Laura Soledad Samudio Sanchez, Sebastian Castañon Muñoz, Priscila Fuentes, Angelica Sam, Andrea De Góes Trindade Mello, Nicolas Emiliozzi, Mayra Gabriela Ayala

Association Between Fiber Intake and Depression in US Adults: Data from National Health and Nutrition Examination Survey (NHANES) 2017–2018.

Hadia Safarat Kirmani, Maiara Cássia Pigatto, Kendra Aira Cabrera, Débora Renz Barreto Vianna, Carolina Parra Mardones, Ila Marques Porto Linares, Claudia Lopez Muñoz, Paul Pereyra, Marie Andree Cosenza Barnéond, Florentina Diaconescu, José Elías León Donis, Vinicius Costa de Assis, Basira Hanafi Lawal, Elizabeth Leon-Cuevas, Giliana Melany Collado, Giovanna Brandão Saliba, Nagheli Fernanda Borjas-Calderón, Ibelema Alaere Ijeoma Datubo-Brown, Sofia Gnecco, Silvia Di-Bonaventura, Orleancio Gomes Ripardo de Azevedo, Adriana Romina Menendez-Mite, Areerat Suputtitada, Tarek Khalaf Saleh Rabiei, José Omar Santellán Hernández, Carolina Schibuola Crespo, Motaz Almahmood, Walter Araujo Zin, Sara Barbosa Franco, Rui Nakamura

Impact of Migration status on Obesity : An Adjusted Logistic Regression Analysis

Marianna Leite, Gabriel Cojuc, Juliana Paulucci, Raunaq Khanna, Clara Noble, Maria Fernandez, Lisa Schutze, Christiane Soyer, Camila Carvalho, Emilia Almanzar, Gabriela Lima, Ian Maia, Julianne DeCastro, Andre Molina, Andressa Scarpitta, Caio Araujo, Paula Hayakawa, Thaise Sestelo Uzeda, Virginia Neta, Yelidad Llaverias, Adriana Villamizar, Andrea Noronha, Elena Su, Joyeta Razzaque, Marco Luque, Ricardo Cayolla, Salomon Huancahuire, Savci Telek, Victoria Alvarado, Andre Canteri

Food Insecurity is Associated with Obstructive Respiratory Disorders Among U.S. Adults: A Cross-Sectional Study

Ruan Pablo Duarte Freitas, Victoria Gomes Andreata, Alaa Ali, Alfredo Gabriele Nanni, Ana Luíza Soares Pinto, Bruno Meireles De Moraes, Carol Arce Sanjur, Caroline Borginho, Claudia Gonzalez, Cristal N. Pride, Einer C.E. Arevalo-Rios, Erwin Erwin, Glauco Marinho Plens, Hiroshi Hayashi, Jose Max Narvaez Paliza, Karina Gisell Duerksen Crespo, Keila Miranda-Limachi, Kelvin Henrique Vilalva, Linda Angie Paucar, Luiza Lara Gadotti, Mitha Al Balushi, Mariana Pilon Capella, Patricio A. Alfaro, Roksana Hasib, Pedro Slindvain Freitas, Staling Guillermo Pallares Escorcia, Supattana Chatromyen

Association Between Regular Exercise and Cancer Risk: Insights from  NHANES 2017-2018

Carla Pastora-Sesin, Ivanhoe Leite, Fabiana Souza, Zeidan A Zeidan, Dolly Ruiz, Ana Lucia Izaguirre, Davi Ratto, Alois Osorio, Sofia Rios, Pedro Lorencetti, Nicole Peña, Maria Melo, Isabella Gagliardi, Frederick Gerritzmann, Valeria Villabona, Sara Rodriguez, Karina Solano, Fernando Mellado, Jose Rivera, Fabiano Fabris, Sara Khalid, Juan Rangel, Marco Junior, Pedro Luiz Danielian

Vitamin D and Zinc Supplementation Effect in Cancer Incidence - An Analysis of NHANES 2017-2018

Cindy Martinez, Alexandra Roman, Lennart Merkle, Khalid Al-Naamani, Isabela Schettini, Gabriel Beilfuss Rieth, Daniela Morales, Maria Gonzalez, Lisbeth Martinez, Emmanuel Bonilla, Mario Najera, Larine Cenci, Sophia Negrao, Pedro Kaufmann, Luiz Araujo, Natalia Moros, Maria Silvana Pellice, Azucena Armas, Katilenia Caraballo, Carolina Cardoso, Ayatullah Aly, Sintip Pattanakuhar, Ahmed Sweilim, Siyu Dai, Amin Saied, Klaithem Mohamed, Kazukiko Takemura, Adamu Dalhatu, Adela Lazar

Efficacy of Acupuncture as Complementary Therapy for Refractory Angina Pectoris: A Systematic Review

Maham Safarat Kirmani, Carlos A. Narvaez, Ana Gabriela Claros, Maria-Antonia Pelaez, Maria Victoria Wolf, Danielle Magalhaes, Jonathan Cázares, Fatima Nunez-Sanz, Tejasvi Dwivedi, Julia Klock, Lionete Filha, Arthur Segurado, Arthur Lopes, Arturo Tamayo, Belissa Zaiek, Elisa Gabrielli, Júlia Collete de Souza, Joao Ribeiro, Lineu Filho, Marco Lopez, Maria Ayala, Montserrat Guraieb-Trueba, Radja Messai, Raphael Roubach, Rene Riveros, Renata Drummond, Roselyn Lemus-Martin, Sandra Ileana Pérez ´Alvarez, Sumia Ahmed, Miguel Urina-Triana

Effectiveness of Remote Mindfulness Interventions in Reducing Depressive Symptoms During Pregnancy and the Postpartum Period: A Systematic Review and Meta-analysis

Maria Yemane, Tadeus Luis Lopez Ulloa, Alvaro Lopes de Oliveira, Amanda Querino Andrade Viana, Andrea Siles De La Portilla, Bruno César Rodrigues do Amaral, Daniela Lorena Alvarado Rodriguez, David Abalovich, Débora Pinheiro Xavier, Fabiane Barbero Klem, Federico Antillon-Klussmann, Gabriela Coelho Itaya, Gabriella Bezerra dos Santos, Harsh Vardhan Chawla, Isabela Castaneda, Issbah Rma, Johan Antonio De La Rosa Laureano, Luca Ferrari, Lucas Fernando Uratani, Marcia Beatriz Oliveira de Sousa, María Alejandra Garza Ledezma, Matías Deck Labra, Miguel Miranda, Nadine Alejandra Aranis Seguic, Rodas Annose, Rodrigo Pegado, Salvatore Minnella, Seunghyun Kim, Sofia Teixeira Prates de Oliveira, Yasmin Azevedo Elias, Yazmin Alejandra Heredia Allegretti
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