No abstract available
MeSH terms
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Control Groups*
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Helsinki Declaration
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Humans
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Infant, Newborn
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Infant, Premature
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Internationality
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Latin America
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Peptides
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Placebos / therapeutic use*
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Proteins / therapeutic use*
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Pulmonary Surfactants / therapeutic use*
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Randomized Controlled Trials as Topic*
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Research Design
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Respiratory Distress Syndrome, Newborn / drug therapy*
Substances
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Peptides
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Placebos
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Proteins
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Pulmonary Surfactants
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sinapultide