Contacting participants for follow-up: how much effort is required to retain participants in longitudinal studies?

✍ Scribed by Robert B. Cotter; Jeffrey D. Burke; Magda Stouthamer-Loeber; Rolf Loeber

• Book ID: 113612929
• Publisher: Elsevier Science
• Year: 2005
• Tongue: English
• Weight: 309 KB
• Volume: 28
• Category: Article
• ISSN: 0149-7189
• DOI: 10.1016/j.evalprogplan.2004.10.002