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M. D. Gutiérrez-Tarango
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Efficacy of a Bacterial Extract (OM-85 BV) in Preventing Recurrent Respiratory Tract Infections in Susceptible Children
A. Berber, M. D. Gutiérrez-Tarango, 1997 .
Safety and efficacy of two courses of OM-85 BV in the prevention of respiratory tract infections in children during 12 months.
A. Berber, M. D. Gutiérrez-Tarango, 2001, Chest.