TY - JOUR AU - Outi Zacheus AU - Pertti Martikainen BT - Canadian Journal of Microbiology LA - eng M1 - 12 PB - NRC Research Press PY - 1994 EP - 993–999 T2 - Canadian Journal of Microbiology TI - Occurrence of legionellae in hot water distribution systems of Finnish apartment buildings VL - 40 ER -