1. University of California, Santa Cruz, CA
2. Igbinedion University, Okada, Nigeria
3. Imo State University, Owerri, Nigeria
4. Kazan State Medical University, Kazan, Russia
5. Chukwuemeka Odumegwu Ojukwu University Teaching Hospital, Awka, Nigeria
6. Jackson State University, Jackson, MS
7. Lisandro Alvarado Centroccidental University, Barquisimeto, Venezuela
8. Babcock University, Ilishan-Remo, Nigeria
9. Nicolae Testemițanu State University of Medicine and Pharmacy, Chişinău, Republic of Moldova
10. Federal Medical Centre, Bida, Nigeria
11. Osun State University, Osogbo, Nigeria
12. Obafemi Awolowo University, Ile-Ife, Nigeria.