Attar, Sabir Husain, et al. “EVALUATION OF REPEATED DOSE-90-DAY ORAL TOXICITY STUDY OF L-DOPA AND HYOSCINE HYDRBROMIDE COMBINATION IN RATS”. International Journal of Pharmacy and Pharmaceutical Sciences, vol. 7, no. 11, Nov. 2015, pp. 241-5, https://www.journals.innovareacademics.in/index.php/ijpps/article/view/7506.