RT Journal Article SR Electronic T1 The use of paracervical block anesthesia for dilatation and curettage JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 267 OP 268 VO 94 IS 6 A1 I. G. Van Praagh A1 W. G. Povey YR 1966 UL http://www.cmaj.ca/content/94/6/267.abstract