Guarding our Nation’s Thyroid Health

Our Common Enemy: Combatting the World’s Deadliest Viruses to Ensure Equity Health Care in Developing Nations

In a previous issue of Zygon (Carvalho 2007), I explored the role of scientists—especially those engaging the science-religion dialogue—within the arena of global equity health, world poverty, and human rights. I contended that experimental biologists, who might have reduced agency because of their professional workload or lack of individual resources, can still unite into collective forces wit...

Health and Health Care in BRIC Nations

EHPnet: The Health of Nations

Guarding Art Galleries by Guarding Witnesses

Let P be a simple polygon. We define a witness set W to be a set of points such that if any (prospective) guard set G guards W , then it is guaranteed that G guards P . We show that not all polygons admit a finite witness set. If a finite minimal witness set exists, then it cannot contain any witness in the interior of P ; all witnesses must lie on the boundary of P , and there can be at most o...

Cervico-mediastinal thyroid masses - our experience.

INTRODUCTION Over the last decades, several definitions and classifications of cervico-mediastinal goiters and thyroid masses have been proposed. We analyze and discuss the clinical presentation, the diagnostic procedures and the surgical technique in relation to post-operative complications and results in cervico-mediastinal thyroid masses admitted in our Clinic of Thoracic Surgery over a peri...