Kingsley, A., E. Ofonime, B. Bassey, O. Eberechi, E. Ekang, E. Akaba, D. Adaobi, and O. Godwin. “Case Report: The Effect of Pentazocine Abuse in a Female Sickle Cell Disease Patient in Calabar, South-South, Nigeria”. Journal of Pharmaceutical Research International, Vol. 29, no. 5, Aug. 2019, pp. 1-7, doi:10.9734/jpri/2019/v29i530247.