Comber, H. (1999). Some patients with colorectal cancer may have been missed by Northern Ireland registry. British Medical Journal.
Dyfyniad Arddull ChicagoComber, Harry. Some Patients With Colorectal Cancer May Have Been Missed By Northern Ireland Registry. British Medical Journal, 1999.
Dyfyniad MLAComber, Harry. Some Patients With Colorectal Cancer May Have Been Missed By Northern Ireland Registry. British Medical Journal, 1999.
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