Colombia’s literature is one of its most revered national treasures, yet, paradoxically, it is generally less known outside of its national boundaries than are its internationally recognized visual artists, performance artists, soccer players, and even drug traffickers. Since the 1970s, this international ignorance with respect to Colombian literature has gradually changed, primarily because of...

In the nearly 50 years since the description of Williams syndrome by [Williams et al. (1961); Circulation 24:1311-1318], the focus of scientific inquiry has shifted from identification, definition, and description of the syndrome in small series to genotype-phenotype correlation, pathophysiologic investigation in both humans and in animal models, and therapeutic outcomes in large cohorts. Study...

1 From the Imaging Division, Lawson Health Research Institute, London, Ontario, Canada (L.A.W., N.G., P.A.P., D.S.L., V.K.H., R.T.T.); Department of Medical Biophysics, University of Western Ontario, London, Ontario, Canada (L.A.W., N.G., P.A.P., R.T.T.); Departments of Nuclear Medicine (L.A.W.), Radiology (N.G., R.T.T.), and Maternal and Newborn Health (D.S.L., V.K.H.), St Joseph’s Health Care...

This paper examines language and number understanding in infants with Down syndrome and Williams syndrome and compares infant performance to that of adults. The crosssyndrome/ cross-domain studies demonstrate that the pattern of performance of infants with Down syndrome and Williams syndrome on two tasks assessing language and number cannot be derived from the pattern of profi ciencies and impa...

rospectively. However, for years, retrospective reports of pregnancy wantedness have been recognized to be subject to recall error or rationalization. As long as three decades ago, it was noted that respondents might not admit to what could be perceived as an inadequacy, or that they might change their attitude based on positive experiences with a child resulting from a pregnancy that, at conce...