@book{181877,
	author = {Hovi, P.},
	title = {Preterm birth and risk factors for chronic disease. Helsinki study of very low birth weight adults},
	publisher = {National Institute for Health and Welfare THL},
	year = {2011},
	address = {Helsinki},
	url = {\\Srvdatos\siis\docus\Documentos Internet\2008-Posteriores\2011\Preterm birth and risk factors for chronic disease.pdf}
}