Evaluation of portable devices for medicine quality screening: Lessons learnt, recommendations for implementation, and future priorities. - Caillet, Céline; Vickers, Serena; Vidhamaly, Vayouly; Boutsamay, Kem; Boupha, Phonepasith; Zambrzycki, Stephen; Luangasanatip, Nantasit; Lubell, Yoel; Fernández, Facundo M.; Newton, Paul N. (PLoS Medicine, 2021)