Publications by authors named "O PETTAY"
M Koskiniemi, J M Happonen, A L Järvenpää, O Pettay, A Vaheri
Pediatr Infect Dis J· January 1989
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J Rautonen, M A Siimes, U Lundström, O Pettay, M Lanning
Acta Paediatr Scand· July 1986
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E Salo, P Pelkonen, O Pettay
Acta Paediatr Scand· January 1986
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