Including the questionnaire with an invitation letter did not improve a telephone survey's response rate

✍ Scribed by Christopher M. Byrne; James D. Harrison; Jane M. Young; Warwick S. Selby; Michael J. Solomon

• Book ID: 116623170
• Publisher: Elsevier Science
• Year: 2007
• Tongue: English
• Weight: 76 KB
• Volume: 60
• Category: Article
• ISSN: 0895-4356
• DOI: 10.1016/j.jclinepi.2007.04.005