64784-2

During the past 12 months, if child less than 12 months, the childs age in Mos, has your child appeared to have any difficulty seeing [PhenX]

During the past 12Mo, if child less than 12Mo, the childs age in Mos, has your child appeared to have any difficulty seeing, a finding in the patient by PhenX, an ordinal result. PhenX measures.