div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentiztacala-unam-universidad-de-medellin-red-elizabeth-castillo-marcelo-vitarellihtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: IZTACALA UNAM UNIVERSIDAD DE MEDELLIN RED Elizabeth Castillo Marcelo Vitarelli Asun Pié Balaguer Boris Friedman Libia Velez Colombia Araceli Bechara Argentina Zardel Jacobo RilE loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader036fdocumentsnetreader036viewer20220623175ebb217e0a318d594426d05bhtml5thumbnails1jpg width=140 height=200 divdiv