Dharwal, Vikrant, Ramesh Bharti, Amar Verma, Rajesh Chaudhary, Ravi Singh Dogra, and Raj Kumar. 2020. “Evaluation of Procalcitonin As a Predictor of Severity of Acute Appendicitis”. International Surgery Journal 7 (6):1879-85. https://doi.org/10.18203/2349-2902.isj20202400.