THE PATTERN OF MIGRATION. A SURVEY OF SOME ECOLOGICAL FACTORS AFFECTING A GENERAL PRACTICE DURING THE FIRST TEN YEARS OF THE NATIONAL HEALTH SERVICE.
D004463:Ecology; D004641:Emigration and Immigration; D005194:Family Practice; D058006:General Practice; D009313:National Health Programs; D013222:State Medicine; D006113:United Kingdom
ECOLOGY; EMIGRATION AND IMMIGRATION; GENERAL PRACTICE; GREAT BRITAIN; STATE MEDICINE