Obied, Hamoud, Department of Cardiothoracic Surgery, King Khalid Hospital, Najran, Saudi Arabia. Department of Surgery, Faculty of Medicine, Najran University, Najran, Saudi Arabia.
Ofuoma, Amoo Patience, Department of Medical – Surgical Nursing, Ladoke Akintola University of Technology, Ogbomosho, Oyo State, Nigeria.
Oinam, Arun S
Okorie, Uzoamaka Henrietta
Oktaviyanti, Ika Kustiyah, Department of Pathology Anatomy, Faculty of Medicine, Lambung Mangkurat University, Banjarmasin, South Kalimantan, Indonesia.
Oktaviyanti, Ika Kustiyah, Department of Pathology Anatomy, Faculty of Medicine and Health Sciences, Lambung Mangkurat University, Banjarmasin, South Kalimantan, Indonesia.
Oladuti, Olubimpe M., Department of Statistics, Federal University of Technology, PMB 704, Akure, Nigeria.
Olalekan, Olasehinde, Department of Surgery, Ekiti State University, and Ekiti State University Teaching Hospital, Ado-Ekiti, Ekiti State, Nigeria.
Olaogun, Julius G, Department of Surgery, Ekiti State University/ Ekiti State University Teaching Hospital, Ado-Ekiti, Ekiti State, Nigeria.
Olayide, Agodirin, Department of Surgery, University of Ilorin and University of Ilorin Teaching Hospital, Ilorin, Kwara State, Nigeria.

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