article_metadata: Ho Teck Tan Boon Ceng Chai Yit Shiang Lui
article_metadata: 10.1177/11782218211030533
article_metadata: Subst Abuse
article_metadata: 2021 Aug 24;15:11782218211030533.
article_metadata: covid-19 mental health singapore substance abuse tobacco use
article_metadata: CC BY-NC
article_metadata: https://pubmed.ncbi.nlm.nih.gov/34456569/
article_metadata: Review
article_metadata: PMC8392814
article_metadata: 34456569
article_metadata: Effects of COVID-19 on Substance Use in Singapore
article_metadata: 2021