Putra TA, I Made Mahayasa, Tjok Gde Bagus Mahadewa. Validation of the Dash, Bhondave, and Gadekar Score System to Predict the Difficulties of Laparoscopic Cholecystectomy. Bioscmed. 2022;6(12):2420-2427. doi:10.37275/bsm.v6i12.619