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3d graphical representation of ultrastructure and is not specific to a seasonal avian or 2009 h1n1 virus

标签: 3d,graphical,representation,of 浏览: 15

technician communicating to scientists inside containment laboratory using an intercom system

标签: technician,communicating,to,sc 浏览: 16

these are mosquito fish of the genus gambusia native to the southern united states

标签: these,are,mosquito,fish,of,the 浏览: 15

workers practicing vector control by digging a drainage ditch in order to help disperse standing water

标签: workers,practicing,vector,cont 浏览: 22

workers in the process of using dynamite to remove tree stumps

标签: workers,in,the,process,of,usin 浏览: 12

this gasoline powered back hoe is beginning to excavate a non draining swale in an area

标签: this,gasoline,powered,back,hoe 浏览: 20

this drainage canal was undergoing reconstruction in order to provide a permanent waterway

标签: this,drainage,canal,was,underg 浏览: 16

this black bag is used to hold and quiet captured birds to be tested during arbovirus studies

标签: this,black,bag,is,used,to,hold 浏览: 17

these nigerian women were about to receive smallpox vaccinations

标签: these,nigerian,women,were,abou 浏览: 17

public health scientist as he was drawing blood from an elderly woman to be tested

标签: public,health,scientist,as,he, 浏览: 14

police car next to civil cars and dc 3 aircraft

标签: police,car,next,to,civil,cars, 浏览: 16

placement of a red 1 cubic foot resting station used to attract adult anopheles albimanus mosquitoes

标签: placement,of,a,red,1,cubic,foo 浏览: 19

peru hospital waiting room that had to be converted to an emergency cholera ward during an epidemic

标签: peru,hospital,waiting,room,tha 浏览: 14

mosquito fish gambusia sp preparing to ingest a mosquito larva

标签: mosquito,fish,gambusia,sp,prep 浏览: 17

bangladesh man filling out an information gathering questionnaire pertaining to his knowledge

标签: bangladesh,man,filling,out,an, 浏览: 18