title: Influence of tonic neck posture upon grip strength of institutionalized mental retardates.
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008607:Intellectual Disability; D008297:Male; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology*; D009333:Neck / Q000502:physiology*; D005082:Physical Exertion; D011187:Posture; D012018:Reflex