title: [Statistical surveys].
mesh_terms: D003604:Czechoslovakia; D003625:Data Collection; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D006079:Government Publications as Topic; D012106:Research; D012494:Sampling Studies
keywords: Czechoslovakia; Developed Countries; Eastern Europe; Europe; Government Publication; Research Methodology; Sampling Studies; Studies; Surveys