TY - RPRT TI - Are baseline prothrombin time/partial thromboplastin time values necessary before instituting anticoagulation? AU - L McKinley AU - K Wrenn PY - 1993 DO - 10.1016/s0196-0644(05)81850-5 UR - https://pubmed.ncbi.nlm.nih.gov/8457098/ ID - 8457098 ER -