title: Self-reported data may be unreliable.
authors.forename: Hans
authors.initials: H
authors.lastname: Laven
mesh_terms: D005260:Female; D054625:Healthcare Disparities / Q000191:economics*; D006801:Humans; D008297:Male; D011320:Primary Health Care / Q000706:statistics & numerical data*; D012737:Sex Factors