[Testamentary letter of Ivan Petrovich Pavlov to university youths].
D004501:Education, Medical / Q000266:history; D005197:Famous Persons; D049672:History, 19th Century; D049673:History, 20th Century; D010827:Physiology / Q000266:history; D012426:Russia
La carta testamentaria de Ivan Petrovich Pavlov, a la juventud universitaria.