title: Reliability and validity of self-report and observers' estimates of relative weight.
mesh_terms: D000293:Adolescent; D000328:Adult; D001828:Body Image; D001835:Body Weight; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D009765:Obesity / Q000523:psychology; D012649:Self Concept