38:49

Virus Hepatitis B VHB

27:44

Virus Sarampion

18:42

SHIGELLA

22:33

Hepatitis - Mapa mental - Dr. Jaime Torres

30:29

Papovavirus PAPILOMA

46:17

Hepatitis | Pathophysiology of Viral Hepatitis

33:13

HELICOBACTER PYLORI, GASTRITIS

12:36

50/100 HEPATITIS A /HEPATITIS E. ENARM