29 resultados para roadside safety barriers
Resumo:
IEECAS SKLLQG
Characteristics of Traffic-related Emissions: A Case Study in Roadside Ambient Air over Xi'an, China
Resumo:
Reported are the results of the Latin American Collaborative Study of Congenital Malformations (ECLAMC), a hospital-based case-control study of 34 293 malformed and 34 477 matched nonmalformed newborn controls. No statistical differences were found between the malformed and control groups, exposed or not exposed to tetanus toroid.