From the parmacoepi point of view, the best risk estimator is the relative risk (RR, event rate in exposed/event rate in non-exposed). This cannot be measured in case-controls studies, because the cases and the controls are independent, and the overall event rates are fixed by the cas/control ratio.
Bay of Campeche. Bay of Campeche, also called Gulf of Campeche, Spanish BahÃ­a de Campeche, bay of the Gulf of Mexico, southern Mexico. It is bounded by the YucatÃ¡n Peninsula to the east, by the Isthmus of Tehuantepec to the south, and by southern Veracruz to the west.
It was the Spanish coastal defenses that worried Dewey the most. The island of Corregidor divided the entrance of Manila Bay into two channels. The north passage, between Corregidor and the Bataan peninsula, was called Boca Chica and was only two miles wide. The southern channel, Boca Grande, was five miles in width.