Publications by authors named "L Birkenfeld"

Background: Treating opioid-addicted women with methadone in pregnancy increased the number of newborns suffering from neonatal abstinence syndrome (NAS). High-pitch crying, insomnia, tremor, myoclonic jerks, vomiting, diarrhoea and poor weight gain were reported symptoms, which were evaluated using the Finnegan (F)-score. Earlier phenobarbital or paregoric had been used to suppress symptoms.

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Objective: A microleakage study and a scanning electron microscopic investigation were conducted to test whether etching of enamel would improve adhesion of glass-ionomer cement sealants to fissure enamel.

Method And Materials: Forty-eight extracted human molars and premolars were divided into 2 equal groups, and their crowns were cleaned with pumice. In group 1 enamel was etched for 45 seconds with 37% phosphoric acid.

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The presence of carbohydrates and organic acids was monitored in the oral cavity over a 3-hour period following the ingestion of six foods containing cooked starch (popcorn, potato chips, corn flakes, bread stick, hard pretzel and wheat cracker) and compared to a food containing sugar (chocolate-covered candy bar). Oral fluid samples were collected at 30-min intervals from five different tooth sites from 7 volunteers using absorbent paper points. Samples were analyzed for carbohydrates and organic acids using high-performance liquid chromatography.

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Objective: The alveolar processes of the maxilla and mandible provide the bony framework for tooth support. Osteoporotic changes of these bones may directly affect tooth stability and retention. This report reviews studies that have evaluated the relationship between systemic osteoporosis and oral alveolar bone mass as well as the effect of estrogen use on oral alveolar bone and tooth retention.

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