'Concorde nose' in Whitacre spinal needles.
McLeod
G A
GA
Carson
D
D
Bannister
J
J
D000328:Adult; D000368:Aged; D000773:Anesthesia, Obstetrical; D000775:Anesthesia, Spinal; D004868:Equipment Failure; D005260:Female; D006801:Humans; D009339:Needles; D011247:Pregnancy