Study on the Factors Affecting the Number of Chronic Diseases among Elderly Comorbidity Patients in Guangdong Province Based on the Model of Ecological Health
LI Linjin, XIAO Liqin, ZHANG Dan
Chinese General Practice . 2024, (02): 208 -216 .  DOI: 10.12114/j.issn.1007-9572.2023.0396