Mean patient age was 32 years. Eight patients were symptomatic. Liver cysts were present
in three patients. One of the three patients managed by observation required surgery for an …

Less than 1% of esophageal foreign bodies are irretrievable by endoscopic techniques.
Incarcerated esophageal foreign bodies require esophagotomy for removal. A retrospective …

Peripheral ischemia, secondary to ergotamine tartrate and caffeine suppositories is reported
in a 48-year-old female. Lower extremity pre-gangrenous changes were unresponsive to …

1. The most ideal replacement for a small calibre artery segment is a similar sized autogenous
arterial conduit. 2. Autogenous venous segments, although functional replacements for …

S pontaneous dissection of the extracranial cerebrovascular vessels is an unusual cause of
neurologic events, with increased frequen-cy in recent years, and has been recognized to …

Survival of major thoracic arteries transected by blunt trauma usually depends on immediate
surgical repair. However, the authors report a case in which a 54-year-old man had …

The gravity field of a small body provides insight into its internal mass distribution. We used
two approaches to measure the gravity field of the rubble-pile asteroid (101955) Bennu: (i) …

Permission is hereby granted to the NATIONAL LIBRARY OF." L'autorisation est, parla présente,
accordée à la Bl8llorhiề-CANADA to microfilm this thesis and to lend or sell copies aus …

We investigate the shape of near-Earth asteroid (101955) Bennu by constructing a high-resolution
(20 cm) global digital terrain model from laser altimeter data. By modeling the …

Behaviors, traits and characteristics are transmitted from parents to offspring because of
complex genetic and non-genetic processes. We review genetic and non-genetic mechanisms …