TY - RPRT TI - Low-dose aspirin and nulliparae. AU - N J Davies AU - R G Farquharson AU - S a Walkinshaw PY - 1991 DO - 10.1016/0140-6736(91)90471-z UR - https://pubmed.ncbi.nlm.nih.gov/1677150/ ID - 1677150 ER -