“POLEMIC OF ACCEPTANCE AND REJECTION OF IMAM AL-SYAFEI RELATED TO SADD AL-DHARA’I (BLOCKING THE MEANS) AS A SOURCE OF ISLAMIC JURISPRUDENCE IN IJTIHAD COMPARED TO THE ACCEPTANCE OF JUMHUR FUQAHA’” (2022) Journal of Pharmaceutical Negative Results, pp. 5631–5641. doi:10.47750/pnr.2022.13.S09.685.