 Nyorai kupfuurira kweiyi ndima - Muna 1888, Altamirano akagadzwa somutungamiriri wokutanga weNational Medical Institute of Mexico. Akabata nzvimbo iyi kusvikira parufu rwake. Ikoko, akaisa rabhoritari yokutanga yephysiology muMexico. Munguva iyi, akaitawo nzendo dzakawanda dzezvokurapa zvinomera kumatunhu akasiyana enyika, vamwe vari mukambani yevanorwara nemishonga vane mukurumbira pasi rose saJoseph Nelson Rose, Cyrus Pringle naGeorge Russell Shaw. Mukuwedzera, Altamirano akaita tsvakurudzo dzakawanda, dzakataurwa mumagazini maviri eInstitute: El Estudio uye Anales del Instituto Médico Nacional. Kune rumwe rutivi, akanga ane mutoro wokubatanidzwa kweInstitute muExposition Universelle 1889, yakaitirwa muParis, uye muna 1904 Louisiana Kutenga Exposition, yakaitirwa muSt. Louis, Missouri, uye yakapinda mumisangano yakawanda yenyika dzakawanda, yakadai seNeventh International Congress of Hygiene and Demography, yakaitirwa muMadrid kubva musi wa 10 kusvika 17 April 1898. Akasimbisa ukama nemasangano ezvesayenzi anotungamirira muEurope, U.S. uye Latin America. 