TY - RPRT TI - The need to biopsy. AU - J I Spector AU - J M Valigorsky AU - J S Ross AU - J A Bellizzi PY - 1989 DO - 10.1002/ajh.2830320415 UR - https://pubmed.ncbi.nlm.nih.gov/2683752/ ID - 2683752 ER -