Javier C Vásquez

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Although the effect of maternal age as a risk factor for Down syndrome (DS) is well known, the role of paternal age in the cause of DS has not been clearly established. To investigate this phenomenon we conducted a case-control study between July 1989 and February 1990. The cases were 318 children and teenagers with DS studied at the Specialized Educational(More)
 Software design is an essential yet challenging concept for students in computer science and software engineering. Classes, Responsibilities, and Collaborations (CRC) is a design method focused on creating highly cohesive and modular systems. Classes describe real-world objects that exist in a system. These classes are assigned responsibilities, i.e.,(More)
BACKGROUND To evaluate changes in neonatal resuscitation and postnatal care following Helping Babies Breathe (HBB) training at a community hospital in rural Honduras. We hypothesized that HBB training would improve resuscitation and essential newborn care interventions. METHODS Direct observation and video recording of delivery room care spanned before(More)
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