Physical multimorbidity, health service use, and catastrophic health expenditure by socioeconomic groups in China: an analysis of population-based panel data.
Lancet Glob Health. 2020 Jun;8(6):e840-e849. doi: 10.1016/S2214-109X(20)30127-3.
Lancet Glob Health. 2020.
PMID: 32446349
Free PMC article.