By Saha Sanjib   Gerdtham Ulf-G   Johansson Pia   in International Journal of Environmental Research and Public Health

ISSN:1660-4601|7|8|3150-3195

MDPI‎(2010)‎

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By Johansson Pia   Tillgren Per   Guldbrandsson Karin   Lindholm Lars   in Scandinavian Journal of Public Health

ISSN:1403-4948|33|5|343-352

Informa Healthcare‎(2005)‎

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