Ansari, Sajjad Ahmad, et al. “RIGHT LOWER ABDOMINAL PAIN IN FEMALES OF REPRODUCTIVE AGE: COMPARISON OF CLINICAL, LABORATORY AND SONOGHRAPHIC PARAMETERS”. Pakistan Armed Forces Medical Journal, vol. 70, no. 5, Oct. 2020, pp. 1490-94, https://pafmj.org/PAFMJ/article/view/5591.