Lim E, Ramachandran HJ, Er JBT, Ng P, Tam WWS, Jiang Y. The predictors of health-enhancing physical activity among working women in Singapore two years into COVID-19: a cross-sectional study Sci Rep. 2022 Dec 13;12(1):21493. doi: 10.1038/s41598-022-26022-3. 10.1038/s41598-022-26022-3