M. Alamgeer et al., “Association of CYP19A1 Gene Polymorphism with Male Infertility in Khyber Pakhtunkhwa Population, Pakistan: CYP19A1 Gene Polymorphism and Male Infertility in Khyber Pakhtunkhwa”, PBMJ, vol. 9, no. 1, pp. 26–32, Jan. 2026, doi: 10.54393/pbmj.v9i1.1333.