title: Locomotor milestones and babywalkers. Potential confounding factors were not measured.
authors.forename: Frances E
authors.initials: FE
authors.lastname: Gardner
mesh_terms: D015986:Confounding Factors, Epidemiologic; D002658:Developmental Disabilities / Q000209:etiology*; D006801:Humans; D007223:Infant; D015370:Infant Equipment / Q000009:adverse effects*; D016138:Walking / Q000502:physiology