1. Faculty of Medicine and Biomedical Sciences University of Yaoundé 1 Yaoundé Cameroon
2. Cardiology department Yaoundé Central Hospital Yaoundé Cameroon
3. Institut supérieur des Sciences de la santé Université de Montagnes Bangangte Cameroon
4. Yaoundé Gyneco‐Obstetric and Pediatric Hospital Yaoundé Cameroon