Indoor air and health : causative agents, health hazards and risk assessment : 10th Medical Symposium of the Yrjö Jahnsson Foundation : programme and abstracts : Sannäs Training Centre, Porvoo, 7-9 August 1996
Indoor air and health : causative agents, health hazards and risk assessment : 10th Medical Symposium of the Yrjö Jahnsson Foundation : programme and abstracts : Sannäs Training Centre, Porvoo, 7-9 August 1996
Indoor air and health : causative agents, health hazards and risk assessment : 10th Medical Symposium of the Yrjö Jahnsson Foundation : programme and abstracts : Sannäs Training Centre, Porvoo, 7-9 August 1996
Indoor air and health : causative agents, health hazards and risk assessment : 10th Medical Symposium of the Yrjö Jahnsson Foundation : programme and abstracts : Sannäs Training Centre, Porvoo, 7-9 August 1996