OBJECTIVES To evaluate growth for children born very preterm with particular focus on those born small-for-gestational age (SGA) or with ex utero growth restraint (GR), and to identify risk factors for short stature at 5 years of age. STUDY DESIGN Population-based study of children born at less than 33 completed weeks of gestation (Étude Epidémiologique sur les Petits Ages Gestationnels (EPIP...

correctly noted that blocked randomiza-tion has a disadvantage that " the executer can predict the next assignment " and this is clearly incompatible with allocation concealment. So we can agree that permuted blocks with a fixed block size should never be used in ran-domized trials. 2) But what is the solution to this problem? Kim and Shin 1) indicated that " To solve this problem, the allocato...

Les auteurs donnent la liste des diverses espèces d'amphistomes recueillies dans l'estomac d'éléphants, d'hippopotames et de divers ruminants de pays d'Afrique centrale (Tchad, Cameroun, Centrafrique) du Niger, du Congo et de l'Ethiopie, dont certaines font l'obJet d'une étude histologique détaillée. Ils donnent également des précisions sur les hôtes nouveaux ainsi que sur leur répartition géog...