Development and validation of sunlight exposure measurement questionnaire (SEM-Q) for use in adult population residing in Pakistan
<p>Abstract</p> <p>Background</p> <p>Vitamin D deficiency has been identified as a major public health problem worldwide. Sunlight is the main source of vitamin D and its measurement using dosimeters is expensive and difficult for use in population-based studies. Hence,...
| Main Authors: | , , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
BMC
2012-06-01
|
| Series: | BMC Public Health |
| Subjects: | |
| Online Access: | http://www.biomedcentral.com/1471-2458/12/421 |