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

PPCR 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:

Paola Gonzalez-Mego MD

Kevin Pacheco-Barrios MD, MSc

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

Vol. 8 No. 2 (2022): Principles and Practice of Clinical Research

Published: 2022-07-03

The pros and cons of tDCS as a therapeutic tool in the rehabilitation of chronic pain

Johnson Ho, Eric Slawka, Kevin Pacheco-Barrios, Alejandra Cardenas-Rojas, Luis Castelo-Branco, Felipe Fregni

26-30

Cost-Effectiveness Analysis to Inform Randomized Controlled Trial Design in Chronic Pain Research: Methods for Guiding Decisions on the Addition of a Run-In Period

Haley Rafferty, Elisa Rocha, Paola Gonzalez-Mego, Clara Ramos, Mirret M El-Hagrassy, Muhammed E Gunduz, Elif Uygur-Kucukseymen, Hanan Zehry, Swapnali Chaudhari, Paulo EP Teixeira, Gleysson R Rosa, Ana L Zaninotto, Christopher Connor, Uri Eden, Ciro Ramos-Estebanez, Felipe Fregni, Laura Dipietro, Timothy Wagner

31-42

Are Patients Acknowledged in Clinical Research? A Systematic Survey

Francisco J. Barrera, Sofía Mariño-Velasco, Jorge Zúñiga-Hernández, Patricia Lizeth Castillo-Morales, Miguel Zambrano-Lucio, Juan P. Brito, René Rodríguez-Gutiérrez

17-25

The impact of positive social reinforcement on time-to-attrition from the Diabetes Prevention Program in college students at high risk for Type II Diabetes: a study protocol for a phase 3, multicenter, cluster randomized trial

A. Bhandari, A. Concha-Mejia, A. Vasquez, A. Peralta, A. Rivera, G. Vallejos, H. Lu, J. Cardoso-Mourao, L. Assad, L. Handal, L. Kirihara, M. DeCain, M. Deger, M. Jimenez, M. Schulz, N. Mazariegos, N.V. Racu, N. Rincon, P. Parra, S. Arroub, S. Kalmadka, S. Olagun, V. Balbuena

The effect of SpeechVive device on speech intelligibility in Parkinson’s Disease patients: Randomized Clinical Trial Protocol

Laura Michelle Santana Rodriguez, Amanda Marcinowska, Criscely Go, Alicia Gonzalez, Gabriela Pinto, Qiang Nai, Vasthala Juvvingunta, Oriana Escobar, Joao Pedro Lima, Enrique Bedoya-Ismodes, Mohammad Mohsin Arshad, Ana Carolina Benites, Renata Couto, Abel Perez , Andres Pavlovic, Samuel Ramos Garcia, Jaweria Akram, Jesabelle Dominguez, Luisa dos Santos, Wei Zhang, Michael Sheng-Fu Feng, Basil Alshekh, Priscila Prais Carneiro, Suellen Riccio, Daniel Urla, Ygor Junqueira, Jose Agustin Rojas, Arturo Tamayo, Elly Pichardo, Lucas Pepe Mena, Diego Daniel Garcia, Denise S Schwartz

9-16

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