Felix Gonzalez Lopera

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The aim of this study was to investigate the relationship between suicidal behavior and hypothalamic-pituitary thyroid (HPT) axis activity in depressed patients. The serum levels of thyrotropin (TSH), free thyroxine (FT4), and free triiodothyronine (FT3) were evaluated before and after 0800 and 2300 h thyrotropin-releasing hormone (TRH) challenges, on the(More)
levelmodeling. Saliva sampleswere collected immediately, 15min, 30min, 45min, 3h, 6h, 9h, and 12h, after waking each day for two consecutive days from 82 healthy elders in Hong Kong (equal number ofmen andwomen,mean age=73.09 yrs). Day, saliva sampling time, and the motivation to strengthen social ties (Network Cultivation) were treated as fixed variables).(More)
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