Comparison of different approaches for a survey of the general population.
Signorelli
C
C
Inst. of Hygiene G. Sanarelli, Faculty of Medicine, University La Sapienza, Rome, Italy.
Osborn
J F
JF
D000328:Adult; D003365:Costs and Cost Analysis; D003625:Data Collection / Q000191:economics / Q000379:methods*; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D006920:Hygiene; D007407:Interviews as Topic; D007558:Italy; D008297:Male; D011177:Postal Service; D011897:Random Allocation; D012494:Sampling Studies; D011795:Surveys and Questionnaires; D013689:Telephone