Das, Dhananjoy, et al. “Subclinical Hypothyroidism During Valproic Acid Therapy in Children With Epilepsy”. Chattagram Maa-O-Shishu Hospital Medical College Journal, vol. 17, no. 2, Jan. 2019, pp. 14-20, doi:10.3329/cmoshmcj.v17i2.39770.