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Investigating households' out-of-pocket healthcare expenditures based on number of chronic conditions in Riyadh, Saudi Arabia: a cross-sectional study using quantile regression approach.
Almalki ZS, Alahmari AK, Alshehri AM, Altowaijri A, Alluhidan M, Ahmed N, AlAbdulsalam AS, Alsaiari KH, Alrashidi MA, Alghusn AG, Alqahtani AS, Alzarea AI, Alanazi MA, Alqahtani AM. Almalki ZS, et al. Among authors: alrashidi ma. BMJ Open. 2022 Sep 28;12(9):e066145. doi: 10.1136/bmjopen-2022-066145. BMJ Open. 2022. PMID: 36171033 Free PMC article.