title: Increasing incidence of clubfoot: changes in the genes or the environment?
authors.forename: Lars B
authors.initials: LB
authors.lastname: Engesaeter
mesh_terms: D003025:Clubfoot / Q000453:epidemiology* / Q000208:ethnology / Q000235:genetics; D003718:Denmark / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D013548:Sweden / Q000453:epidemiology