What makes the pregnant women revisit public hospitals for research? Participant engagement and retention trial in a public hospital (PERTH): an RCT protocol.
BMC Pregnancy Childbirth. 2018 Sep 12;18(1):369. doi: 10.1186/s12884-018-2000-1.
BMC Pregnancy Childbirth. 2018.
PMID: 30208868
Free PMC article.
Clinical Trial.