Nonanal+co2,the best mosquito attractant in the world

2011年7月23日星期六

Walter Reed Army hospital to close

Among his medical achievements was lifesaving research that proved that yellow fever was spread by mosquito. He died in 1902 at age 51 of complications related to appendicitis with a friend and colleague, Lt. Col. William C. Borden, treating him. ... Walter Reed Army hospital to close

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