(PDF) Google AdWords and Facebook Ads for Recruitment of Pregnant Women into a Prospective Cohort Study With Long-Term Follow-Up
PDF | Objectives Several types of epidemiologic studies suffer from decreasing participation rates, resulting in potential selection bias and delay or... | Find, read and cite all the research you need on ResearchGate
Google AdWords and Facebook Ads for Recruitment of Pregnant Women into a Prospective Cohort Study With Long-Term Follow-Up. June 2019; Maternal and ...