Dabus, Guilherme de Castro, Sérgio San Juan Dertkigil, and Jamal Baracat. “Percutaneous Cholecystostomy: A Nonsurgical Therapeutic Option for Acute Cholecystitis in High-Risk and Critically Ill Patients”. São Paulo Medical Journal 121, no. 6 (November 11, 2003): 260–262. Accessed October 16, 2025. https://periodicosapm.emnuvens.com.br/spmj/article/view/2657.