title: A theoretical assessment of the value of the PTT as a preoperative screening test in adults.
mesh_terms: D001780:Blood Coagulation Tests; D005069:Evaluation Studies as Topic; D006467:Hemophilia A / Q000175:diagnosis* / Q000453:epidemiology; D006801:Humans; D008297:Male; D010314:Partial Thromboplastin Time; D010414:Pennsylvania