Usman Shahid Butt, Aftab Alam Tanoli, Aisha Rasheed, Sadaf Nadir, Abdul Samad, Salman Pervaiz Rana 2023. Incidence, Clinical Presentation and Outcomes of Paraphenylenediamine (Kala Pathar) Poisoning in Patients Presenting at a Tertiary Care Hospital: a Prospective Study. Pakistan Journal of Medical & Health Sciences. 16, 12 (Feb. 2023), 842. DOI:https://doi.org/10.53350/pjmhs20221612842.