title: AN ELECTRONIC AID FOR TIMING URINE COLLECTION PERIODS IN NONCATHETERIZED INFANTS.
mesh_terms: D004864:Equipment and Supplies; D006801:Humans; D007223:Infant; D013048:Specimen Handling; D013997:Time Factors; D014556:Urine; D059349:Urine Specimen Collection
keywords: EQUIPMENT AND SUPPLIES; INFANT; SPECIMEN HANDLING; URINE