M. U. Munir, Q. U. Ain, and M. Q. A. Khan, “Lethargy In an Infant: Unfolded as Methyl Malonic Aciduria”, Pak Armed Forces Med J, vol. 75, no. 3, pp. 617–619, Jun. 2025, doi: 10.51253/pafmj.v75i3.10685.