%0 Journal Article %T Toxoplasmosis Acquired during Pregnancy: Improved Serodiagnosis Based on Avidity of IgG %A Lappalainen, Maija %A Koskela, Pentti %A Koskiniemi, Marjaleena %A Ämmälä, Pirkko %A Hiilesmaa, Vilho %A Teramo, Kari %A Raivio, Kari O. %A Remington, Jack S. %A Hedman, Klaus %J The Journal of Infectious Diseases %V 167 %N 3 %P 691-697 %@ 0022-1899 %D 1993-03-01 %I Oxford University Press %~ DeepDyve