OBJECTIVE To determine the relationship of interpregnancy interval with maternal and offspring outcomes. DESIGN Retrospective study with data from the Perinatal Information System database of the Latin American Centre for Perinatology and Human Development, Uruguay. SETTING Latin America, 1990-2009. POPULATION A cohort of 894 476 women delivering singleton infants. METHODS During 1990-2...

BACKGROUND The long-term safety of surgical abortion in the first trimester is well established. Despite the increasing use of medical abortion (abortion by means of medication), limited information is available regarding the effects of this procedure on subsequent pregnancies. METHODS We identified all women living in Denmark who had undergone an abortion for nonmedical reasons between 1999 ...

G. Kutty, L. E. Moser, P. M. Melliar-Smith, L. K. Dillon, Y. S. Ramakrishna Department of Electrical and Computer Engineering Department of Computer Science University of California, Santa Barbara, CA 93106 Abstract. Future Interval Logic (FIL) is a linear-time temporal logic that is intended for speci cation and veri cation of reactive and concurrent systems. To make FIL useful for specifying ...

The study compares frequencies of birth defects between immigrant groups and the rest of the Norwegian population in Norway and estimates the influence of consanguinity and socioeconomic factors on these frequencies. The authors studied all 1.56 million births in Norway from 1967 to 1993. Of these, 7,494 children had two Pakistani parents, 84,688 had one Norwegian and one immigrant parent, and ...