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Literature DB >> 474853

Addendum to article on 'visit-based sampling'.

Abstract

Source DB: PubMed Journal: Am J Public Health ISSN： 0090-0036 Impact factor: 9.308

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3 in total

Authors: R Ullman; J A Block; M V Rozzi; W C Stratmann
Journal: Hospitals Date: 1975-11-16

Authors: D S Shepard; R Neutra
Journal: Am J Public Health Date: 1977-08 Impact factor: 9.308

Authors: R Ullman; J A Block; W C Stratmann
Journal: Med Care Date: 1975-12 Impact factor: 2.983

3 in total

2 in total

Authors: R Ullman; W C Stratmann
Journal: Am J Public Health Date: 1994-01 Impact factor: 9.308

Authors: E H Yelin; R M Greenblatt; H Hollander; J R McMaster
Journal: Am J Public Health Date: 1991-01 Impact factor: 9.308

2 in total