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.
Everything you need to know about Phu Quoc... About Phu Quoc-all the facts, climate & weather, geography & history, services & towns. Getting there-how to travel to phu quoc, air, sea, customs & visas and beyond Vietnam. Getting around-all your island transport options from airport arrival to tours and maps. Hotels & resorts-all your accommodation selections and location maps, from budget rooms to top end resorts to mid range hotels.