https://api.elsevier.com/content/article/pii/S2211419X21000410doi:10.1016/j.afjem.2021.04.0041-s2.0-S2211419X2100041010.1016/j.afjem.2021.04.004S2211-419X(21)00041-0Do-it-yourself PET-bottle manikin: An understudied means for enhancing massive CPR training in a simple and affordable way African Journal of Emergency MedicineJournal2211419X2021-06-30June 20211trueFullfalseElsevierWaivedhttp://creativecommons.org/licenses/by-nc-nd/4.0/