[Ventricular activation time of the fetal heart].

The prenatal risk determined by smoking pregnant woman was studied by a fetal electrocardiogram at different gestational ages. There were 28 low risk pregnancy women selected and qualified by means of an 80% completion of the Perechtl optimal criterion, 13 which smoked more than 5 cigarettes daily and 15 (53%) non-smokers. A new computerized technique was defined and applied for recording a continuous fetal electrocardiogram for long periods of time.

[Relation between dose, plasma concentration and therapeutic effect of theophylline in children with sleep apnea].

The plasma concentration of theophylline was determined in twelve children with infantile sleep apnea (average age 48.5 days). The purpose of the study was to correlate concentrations with the dosages given, the therapeutic response and any adverse effects which could arise.

[The Apgar score as a predictor of neurologic sequellae].

65 newborns with Apgar score less than 7 were studied. Initially 2 groups were formed. Group 1 with severe asphyxia Apgar 0-3 and group 2 with moderate asphyxia Apgar 4-7.