CATCH: a randomised clinical trial comparing long-term tinzaparin versus warfarin for treatment of acute venous thromboembolism in cancer patients. - Lee, Agnes Yy; Bauersachs, Rupert; Janas, Mette S; Jarner, Mikala F; Kamphuisen, Pieter W; Meyer, Guy; Khorana, Alok A; CATCH Investigators; Lee, Agnes Y Y (BMC Cancer, 2013)