By Lampela Pekka   Säynäjäkangas Olli   Keistinen Timo   in Scandinavian Journal of Primary Health Care

ISSN:0281-3432|24|3|140-144

Informa Healthcare‎(2006)‎

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By Lampela Pekka   Saynajakangas Olli   Jokelainen Jari   Keistinen Timo   in Scandinavian Journal of Primary Health Care

ISSN:0281-3432|27|2|80-84

Informa Healthcare‎(2009)‎

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