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Author Question: An R22 refrigeration system requires a superheat of 8F. If the evaporator saturation pressure is 43 ... (Read 52 times) |
Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.
An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.
The horizontal fraction bar was introduced by the Arabs.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Asthma cases in Americans are about 75% higher today than they were in 1980.