HelperFriend, a Serious Game for Promoting Healthy Lifestyle Behaviors in Children: Design and Pilot Study - Ismael Edrein Espinosa-Curiel; Edgar Efrén Pozas-Bogarin; Maryleidi Hernández-Arvizu; Maria Elena Navarro-Jiménez; Edwin Emeth Delgado-Pérez; Juan Martínez-Miranda; Humberto Pérez-Espinosa (JMIR Serious Games, 2022)