About the Authors

Surajudeen Abiola Abdulrahman

Affiliations Department of Community Health, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, UPM Serdang, Selangor Darul Ehsan, Malaysia, Department of Public Health Medicine, Penang Medical College, George Town, Penang, Malaysia

Lekhraj Rampal

lekhraj@upm.edu.my, dr_rampal1@hotmail.com

Affiliation Department of Community Health, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, UPM Serdang, Selangor Darul Ehsan, Malaysia

Faisal Ibrahim

Affiliation Department of Community Health, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, UPM Serdang, Selangor Darul Ehsan, Malaysia

Anuradha P. Radhakrishnan

Affiliation Infectious Disease Clinic, Hospital Sungai Buloh, Sungai Buloh, Selangor Darul Ehsan, Malaysia

Hayati Kadir Shahar

Affiliation Department of Community Health, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, UPM Serdang, Selangor Darul Ehsan, Malaysia

Norlijah Othman

Affiliation Department of Pediatrics, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, UPM Serdang, Selangor Darul Ehsan, Malaysia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: SAA LR FI APR. Data curation: SAA LR. Formal analysis: SAA LR. Investigation: SAA APR. Methodology: SAA LR FI APR. Project administration: SAA LR FI APR. Resources: SAA LR FI APR. Supervision: SAA LR FI APR HK NO. Validation: SAA LR FI APR HK NO. Visualization: SAA LR FI HK NO. Writing – original draft: SAA LR. Writing – review & editing: SAA LR FI NO HK.