@article {1569,
	title = {Assessing non-response to a mailed health survey including self-collection of biological material.},
	journal = {European journal of public health},
	volume = {21},
	year = {2011},
	month = {2011 Aug},
	pages = {538-42},
	abstract = {Collection of biological material via mailed health surveys is an emerging trend. This study was conducted to assess non-response bias in a study of sexually transmitted infection utilizing self-collected, home-obtained specimens.},
	keywords = {Adolescent, Adult, Chlamydia Infections, Chlamydia trachomatis, Estonia, Female, Health Surveys, Humans, Male, Mass Screening, Postal Service, Refusal to Participate, Specimen Handling, Young Adult},
	issn = {1464-360X},
	author = {Uusk{\"u}la, Anneli and Kals, Mart and McNutt, Louise-Anne}
}
