Sari, S. Y. I., K. Ibrahim, H. Haroen, I. Afriandi, D. K. Sunjaya, Z. R. Hinduan, S. K. Antono, H. Susanto, S. Haryani, L. Pinxten, and A. Meheus. “Knowledge, Attitude and Perceived Adherence With Universal Precaution Among Health Care Workers in the Obstetrics and Gynaecology Department of an Indonesian Teaching Hospital”. International Journal of Infection Control, vol. 7, no. 4, Aug. 2011, doi:10.3396/ijic.v7i4.5465.