Survey methods in community medicine; epidemiological research, programme evaluation, clinical trials
Abramson, J H
Survey methods in community medicine; epidemiological research, programme evaluation, clinical trials - 5th ed. - Churchill Livingstone, 1999 - 419p
0443061637
Community medicine
Surveys
Epidemiologic methods
Health
WA 900.
Survey methods in community medicine; epidemiological research, programme evaluation, clinical trials - 5th ed. - Churchill Livingstone, 1999 - 419p
0443061637
Community medicine
Surveys
Epidemiologic methods
Health
WA 900.