Dan Gikonyo, Anthony Gikonyo, Duncan Luvayo and Premanand Ponoth. Drug Expiry Debate: An Approach to Myth and Reality. HMMS-V2 [Internet]. 2021 May 25 [cited 2026 Jul. 3];:1-6. Available from: https://stm.bookpi.org/HMMS-V2/article/view/1347