Laskowska B
Wiad Lek. 1989 Apr 30;42(8):503-9.
The human environment in the individual development of man is formed by the endogenous (genetic and paragenetic), and exogenous factors. Among an immense host of environmental elements and human organism certain groups may be isolated that influence actively the process of ontogenesis. These elements are called developmental factors. They influence the organism in a way which is not always simple and direct. Sometimes certain coexistent factors affect of complex of conditions which in a proper way influence the human organism.