title: Sir Karl Popper, swans, and the general practitioner.
authors.affiliation: Department of Health, Ethics and Society, CAPHRI School for Public Health and Primary Care, Maastricht University, PO Box 616, 6200MD Maastricht, Netherlands. r.berghmans@maastrichtuniversity.nl
authors.forename: Ron
authors.initials: R
authors.lastname: Berghmans
authors.forename: Harry C
authors.initials: HC
authors.lastname: Schouten
mesh_terms: D001291:Attitude of Health Personnel; D003951:Diagnostic Errors; D005194:Family Practice; D006801:Humans; D017116:Low Back Pain / Q000175:diagnosis* / Q000209:etiology; D008297:Male; D008875:Middle Aged; D010684:Philosophy; D012017:Referral and Consultation