[Who thinks clearly--writes in plain terms...(about the problems of the terminology in epidemiology)]. / Kto iasno myslit--tot iasno islagaet...( o probleme terminologii v épidemiologii).

The work deals with the tendency of introducing superfluous terms in epidemiology and other medical sciences. Four groups of foreign terminology, occurring in scientific literature on different problems of epidemiology, are presented. Examples of publications containing terms and notions whose interpretation is absent in dictionaries are given.