[1]
C. Acevedo, M. Harguindeguy, M. Caraballo, B. Escudero, C. Santi, and R. Voelker, “Value of ultrasound in the diagnosis of acute appendicitis. Experience with 30 cases”, Cir. Urug., vol. 66, no. 2, pp. 93–95, Apr. 1996.