Economic aspects of communicable diseases. Report on a WHO Working Group Trier 21-23 September 1981.
Treść karty:EURO REPORTS AND STUDIES 68 605,009 ECONOMIC Economic aspects of communicable diseases. Report on a WHO Working Group Trier 21-23 September 1981. Copenhagen 1982 Regional Office for Europe World Health Organization 80 s. nib. 4, 35, nlb. 1 EURO Reports and Studies 68