Experimental Medicine Department;
Medicine Faculty;
National Autonomous University of Mexico (UNAM);
Mexico City;
Mexico;
Microbiology and Parasitology Department;
Medicine Faculty;
National Autonomous University of Mexico (UNAM);
Mexico City;
Mexico;
Spanish Hospital;
Mexico City;
Mexico;
Virology Research Department;
National Institute of Respiratory Disease (INER);
México City;
Mexico 3Spanish Hospital;
Mexico City;
Mexico;