T. L. Nguyễn, T. V. H. Nguyễn, T. Q. A. Phí, and T. V. Lê, “TREATMENT OUTCOMES OF FUNCTIONAL CONSTIPATION USING POLYETHYLENE GLYCOL 3350 REGIMEN IN CHILDREN AGED 6 MONTHS TO 6 YEARS AT VINH CITY GENERAL HOSPITAL”, VMJ, vol. 556, no. 1, Dec. 2025.