Affiliation: | 1 Yaoundé General Hospital, Yaoundé, Cameroon;2 The University of Sydney, Sydney, Australia;3 Saint-Louis University Hospital, Paris, France;4 Cardiovascular Hospital Louis Pradel, Lyon, France;5 Douala General Hospital, Douala, Cameroon;6 Yaoundé Central Hospital, Yaoundé, Cameroon;7 University of Yaoundé, Yaoundé, Cameroon |