title: Proper positioning can avoid height error.
authors: J. Sargeant Reynolds Community College, Richmond, VA, USA.
authors: E
authors: E
authors: De Gennaro
mesh_terms: D001827:Body Height; D005139:Eyeglasses / Q000592:standards*; D006801:Humans; D009818:Office Nursing; D009907:Optometry / Q000379:methods*