Balooch, Salahuddin, et al. “AWARENESS AND PRACTICES APPLIED BY HEALTH CARE WORKERS TO ACHIEVE PATIENT SAFETY DURING PHLEBOTOMY AND ULTRASOUND BIOPSY”. Pakistan Armed Forces Medical Journal, vol. 70, no. 6, Dec. 2020, pp. 1750-55, doi:10.51253/pafmj.v70i6.5032.