"General Practitioner-Specialist" Model in Mastering Inhalation Skills for Patients with Asthma 
ZHAO Jiayi,ZHANG Rong,LI Xia,HAN Yiping
Chinese General Practice . 2019, (28): 3451 -3454 .  DOI: 10.12114/j.issn.1007-9572.2019.00.388