RT Journal Article
SR Electronic
T1 Review of the vaginal contraceptive ring (NuvaRing<sup>®</sup>)
JF Journal of Family Planning and Reproductive Health Care
JO J Fam Plann Reprod Health Care
FD British Medical Journal Publishing Group
SP 247
OP 250
DO 10.1783/147118908786000370
VO 34
IS 4
A1 Carolyn Westhoff
A1 Noa'a Shimoni
YR 2008
UL http://jfprhc.bmj.com/content/34/4/247.abstract
AB