Keller G., Folkerts K H.
Year:
1984
Bibliographic info:
Indoor Air, Vol.2, Radon, Passive Smoking, Particulates and Housing Epidemiology edited by B.Berglund, T.Lindvall, J.Sundell. Swedish Council for Building Research, Stockholm, 1984. 149-154, 2 figs, 2 tabs, 7 refs. #DATE 00:00:1984 in English AIC bk,

The results of our investigations in the Federal Republic of Germany on the Rn-222 and Rn-220 daughter product concentration in dwellings and in the open air are presented. The median Rn-222 concentration indoors was approximately 4 times hig