ZAVALETA DE, MANGUEL M, PERERA SG, PICOLLO AM, GOTLOIB I.
1963.
[Annular pancreas].. Bol Trab Soc Cir B Aires. 47:250-61.
ZAVALETA DE, SANGUINETTI JR, TRIGO ER, Picollo A.
1959.
[Parietal pleurectomy. Its indication in the treatment of recurrent spontaneous pneumothorax].. Bol Trab Soc Cir B Aires. 43:809-13.
ZAVALETA DE, PERERA SG, PICOLLO AM.
1963.
[STAIR-STEP GASTRECTOMY].. Prensa Med Argent. 50:332-7.