Incidence and geographical distribution of sudden infant death syndrome in relation to content of nitrate in drinking water and groundwater levels
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T. Saldeen | L. Wernroth | M. Aastrup | B. Zarén | B. Thunholm | M. George | L. Holmberg | M. George | L. Wiklund | J. Pousette | Jan Pousette | Lars Holmberg