 Complete the following phrase:  In 1888, Altamirano was appointed as the first director of the National Medical Institute of Mexico. He held this position until his death. There, he installed the first laboratory of physiology in Mexico. During this period, he also made numerous trips of medical botany to different regions of the country, some in the company of internationally renowned botanists as Joseph Nelson Rose, Cyrus Pringle and George Russell Shaw. Additionally, Altamirano conducted numerous investigations, reported on the two journals of the institute: El Estudio and Anales del Instituto Médico Nacional. On the other hand, he was responsible for the Institutes involvement in the 