Norwa , J., Darocha , S., Dobosiewicz , A., Koteja , A., Pietrasik , A., Torbicki , A., Szmit , S. and Kurzyna , M. (2016) “Percutaneous retrieval of a fractured portacath fragment in two patients undergoing long-term chemotherapy”, OncoReview, 6(2(22), pp. 57-61. doi: 10.5604/20828691.1207965.