International Journal of Surgery
International Journal of Surgery > 2017 > 41 > S1 > S21-S25
International Journal of Surgery > 2017 > 41 > S1 > S82-S93
International Journal of Surgery > 2017 > 41 > S1 > S60-S64
International Journal of Surgery > 2017 > 41 > S1 > S70-S74