Výsledky vyhledávání - "Sylvia Villanueva"

Nest use and patterns of egg laying and damage by 4 strains of laying hens in an aviary system1

Autor: Dana L.M. Campbell, Ahmed B.A. Ali, Sylvia Villanueva, Janice M. Siegford

Publikováno v: Poultry Science. 96:3011-3020

Laying hens are strongly motivated to use nests for egg laying, and alternative production systems (e.g., aviaries) provide artificial sites to meet this need and ensure efficient collection of clean, undamaged eggs. However, nests are typically not

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e246fdb3c1957fa5ed7d776729c23a81
https://doi.org/10.3382/ps/pex104

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Postnatal Thyroxine Supplementation in Infants Less Than 32 Weeks' Gestation: Effects on Pulmonary Morbidity

Autor: Lynne M. Smith, Nancy Berman, Rosemary D. Leake, Jo Anne Brasel, Sylvia Villanueva

Publikováno v: Journal of Perinatology. 20:427-431

OBJECTIVE: Transient hypothyroxinemia in premature newborns has been linked with poor neonatal outcomes. We designed this study to evaluate the effects of early thyroxine (T4) administration in the premature infant. STUDY DESIGN: A total of 49 newbor

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7ffb5a04407d15b7a92a4db5a40cd9fb
https://doi.org/10.1038/sj.jp.7200417

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