[1] Univ Teaching Hosp Kigali, Dept Anesthesia & Crit Care, Kigali, Rwanda
[2] Univ Rwanda, Dept Anesthesia & Crit Care, Kigali, Rwanda
[3] Univ Toronto, Univ Hlth Network, Lab Med Program, Toronto, ON, Canada
[4] Univ Toronto, Dept Lab Med & Pathobiol, Toronto, ON, Canada
[5] Univ Toronto, Qual Utilizat Educ & Safety Transfus Res Program, Toronto, ON, Canada
[6] Sunnybrook Hlth Sci Ctr, Precis Diagnost & Therapeut Program, Toronto, ON, Canada
[7] Univ Rwanda, Univ Teaching Hosp Kigali, Dept Pediat, Kigali, Rwanda
[8] Univ Rwanda, Natl Ctr Blood Transfus, Rwanda Biomed Ctr, Kigali, Rwanda
[9] Univ Rwanda, Univ Teaching Hosp Kigali, Dept Internal Med, Kigali, Rwanda
[10] Canadian Blood Serv, Med Affairs & Innovat, Ottawa, ON, Canada
[11] Univ British Columbia, BC Childrens Hosp, Dept Anesthesiol Pharmacol & Therapeut, Vancouver, BC, Canada