Effects of phone versus mail survey methods on the measurement of health-related quality of life and emotional and behavioural problems in adolescents

• मुख्य लेखकों: Ravens-Sieberer Ulrike (लेखक), Krügel André (लेखक), Wetzel Ralf M (लेखक), Erhart Michael (लेखक)
• स्वरूप: पुस्तक
• प्रकाशित: BMC, 2009-12-01T00:00:00Z.
• विषय: article
• ऑनलाइन पहुंच: Connect to this object online.

<p>Abstract</p> <p>Background</p> <p>Telephone interviews have become established as an alternative to traditional mail surveys for collecting epidemiological data in public health research. However, the use of telephone and mail surveys raises the question of to what e...