Blockchain technology in the pharmaceutical industry: a systematic review[J] PEERJ COMPUTER SCIENCE 2022(8) Zakari, Nazik Al-Razgan, Muna Alsaadi, Amani Alshareef, Haya Al Saigh, Heba Alashaikh, Lamia Alharbi, Mala Alomar, Rana Alotaibi, Seham