Shanmugam, T. S., S. K. Bakon, Z. A. Mohamad, A. S. Perumal, K. Rathakrishnan, T. Nagalingam, and M. Munisamy. “An Outbreak Investigation of COVID-19 Among Furniture Factory Workers at Kuala Langat District, Selangor, Malaysia”. Outbreak, Surveillance, Investigation & Response (OSIR) Journal, vol. 15, no. 1, Mar. 2022, pp. 15–19, doi:10.59096/osir.v15i1.262494.