Peer-Assisted Lifestyle (PAL) intervention: a protocol of a cluster-randomised controlled trial of a health-coaching intervention delivered by veteran peers to improve obesity trea... oleh Stephanie L Orstad, Melanie Jay, Victoria Sweat, Sandra Wittleder, Scott E Sherman, Shea Smith, Binhuan Wang, Allison Squires, Laura Wong, Yixin Fang, Paula Doebrich, Damara Gutnick, Craig Tenner