Causes of hypoventilation (discussed under Ventilatory Failure) include. 1  Conditions that impair CNS respiratory drive. 2  Conditions that impair neuromuscular transmission and other conditions that cause muscular weakness. 3  Obstructive, restrictive, and parenchymal pulmonary disorders.
Geographically, Phu Quoc island is located in the Gulf of Thailand, covering a total area of approximately 580 kmÂ², close to the main asian cites of Singapore, Bangkok, Hong Kong and Kuala Lumpur.
Phu Quoc has been a sleepy historical backwater for most of its history. However, in the 20th century, it was involved in a series of high-profile events: The French missionary Pigneau de Behaine used the island as a base during the 1760s and 1780s to shelter Nguyá»n Ãnh Ã¡nh who was hunted by The Tay tÃ¢y. sÆ¡n army