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.
The average sea surface temperature in December 2016 for Phu Quoc was 88.0Â°F. The maximum and minimum values were 86.8Â°F and 89.8Â°F respectively. Most of the days in December are sunny but you can also expect cloudy and gloomy days.