[Cracovian clinical toxicologists international activity in last 50 years].

We present 50 years of scientific activity Depertment of Toxicology Jagiellonian University Medical Collage in Krakow on national and international arena. Scientific achievements are presented divided into thematic groups. The subject group covers a broad spectrum of research taking into account the epidemiology of poisoning, occupational and population exposure to chemical substances, specific toxicological problems like; diagnosis of poisoning, predicting the severity of poisoning, the implementation of appropriate treatment depending on the phase of intoxication and its severity, effectiveness evaluation diagnostic and treatment procedures, prevention and prophylaxis of poisoning.