RT Journal Article SR Electronic T1 C-section rate rises globally as “costly intervention” replaces “natural process” JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1489 OP E1490 DO 10.1503/cmaj.109-5686 VO 190 IS 50 A1 Brown, Carolyn YR 2018 UL http://www.cmaj.ca/content/190/50/E1489.abstract