

@article {6999,
	title = {The {\textquoteleft}{Hygiene} hypothesis{\textquoteright} and the sharp gradient in the incidence of autoimmune and allergic diseases between {Russian} {Karelia} and {Finland}},
	journal = {APMIS},
	volume = {121},
	number = {6},
	year = {2013},
	month = {jun},
	pages = {478{\textendash}493},
	issn = {09034641},
	doi = {10.1111/apm.12023},
	url = {http://doi.wiley.com/10.1111/apm.12023},
	author = {Kondrashova, Anita and Seiskari, Tapio and Ilonen, Jorma and Knip, Mikael and Hy{\"o}ty, Heikki}
}
