title: Analysis of case-control data derived in part from proxy respondents.
authors.affiliation: Harvard School of Public Health, Boston, MA 02115.
authors.forename: A M
authors.initials: AM
authors.lastname: Walker
authors.forename: J P
authors.initials: JP
authors.lastname: Velema
authors.forename: J M
authors.initials: JM
authors.lastname: Robins
mesh_terms: D003625:Data Collection / Q000379:methods*; D004812:Epidemiologic Methods; D006801:Humans; D009017:Morbidity; D012907:Smoking; D013223:Statistics as Topic