PeerJ Author & Reviewer 215 Points Contributions by role Author 200 Reviewer 15 Contributions by subject area Kinesiology Orthopedics Biomechanics Sports Injury Sports Medicine Rehabilitation Pedro J Marín PeerJ Author & Reviewer Summary Kinesiology Orthopedics PeerJ Contributions Articles 2 February 15, 2022 Validity and inter-rater reliability of ankle motion observed during a single leg squat Paloma Guillén-Rogel, Cristina San Emeterio, Pedro J. Marín https://doi.org/10.7717/peerj.12990 PubMed 35186510 August 9, 2019 Test-retest reliability of a smartphone app for measuring core stability for two dynamic exercises Paloma Guillén-Rogel, Cristina Franco-Escudero, Pedro J. Marín https://doi.org/10.7717/peerj.7485 PubMed 31413933