Song, Y., Chen, L., & Liu, Y. Association between nap time, nighttime sleep, and multimorbidity in Chinese older adults: A cross-sectional study. BMC.
Chicago Style (17th ed.) CitationSong, Yanliqing, Lin Chen, and Yue Liu. Association Between Nap Time, Nighttime Sleep, and Multimorbidity in Chinese Older Adults: A Cross-sectional Study. BMC.
MLA (9th ed.) CitationSong, Yanliqing, et al. Association Between Nap Time, Nighttime Sleep, and Multimorbidity in Chinese Older Adults: A Cross-sectional Study. BMC.
Warning: These citations may not always be 100% accurate.