"Remembrance and reflection".
Hall
P F
PF
D003362:Cost-Benefit Analysis; D005260:Female; D006801:Humans; D009523:Newfoundland and Labrador; D011247:Pregnancy; D012189:Retrospective Studies; D016216:Ultrasonography, Prenatal / Q000191:economics / Q000706:statistics & numerical data*; D019564:Unnecessary Procedures / Q000191:economics / Q000706:statistics & numerical data*