About the Authors

Hazreen Abdul Majid

hazreen@ummc.edu.my

Affiliations Department of Social and Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia, Centre for Population Health, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Liyana Ramli

Contributed equally to this work with: Liyana Ramli, Nabilla Al-Sadat Abdul Mohsein

Affiliation Department of Social and Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Sim Pei Ying

‡ These authors also contributed equally to this work.

Affiliation Department of Social and Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Tin Tin Su

‡ These authors also contributed equally to this work.

Affiliations Department of Social and Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia, Centre for Population Health, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Muhammad Yazid Jalaludin

‡ These authors also contributed equally to this work.

Affiliation Department of Pediatrics, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Nabilla Al-Sadat Abdul Mohsein

Contributed equally to this work with: Liyana Ramli, Nabilla Al-Sadat Abdul Mohsein

Affiliations Department of Social and Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia, Centre for Population Health, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HAM TTS MYJ NAAM. Performed the experiments: HAM TTS MYJ NAAM. Analyzed the data: HAM SPY LR. Contributed reagents/materials/analysis tools: HAM NAAM. Wrote the paper: HAM LR.