"this"的搜索结果

though no longer performed in this manner this healthcare worker was administering

标签: though,no,longer,performed,in, 浏览: 12

this woman is being vaccinated for smallpox during a 1968 african vaccination campaign

标签: this,woman,is,being,vaccinated 浏览: 16

this was a group of campas a former wanderer tribe who were being investigated

标签: this,was,a,group,of,campas,a,f 浏览: 15

this photograph shows cdc field clinicians doing there part in preventing and controlling disease

标签: this,photograph,shows,cdc,fiel 浏览: 16

this photograph is showing a clinic outside the united states where cdc field clinicians treated

标签: this,photograph,is,showing,a,c 浏览: 18

this nigerian was receiving a smallpox vaccination

标签: this,nigerian,was,receiving,a, 浏览: 17

this niger based primary hc mobile unit was assisting in the control of sleeping sickness

标签: this,niger,based,primary,hc,mo 浏览: 18

this individual will use this cannon net when capturing large birds during arbovirus field studies

标签: this,individual,will,use,this, 浏览: 14

this individual is removing a bird from a net

标签: this,individual,is,removing,a, 浏览: 17

this image depicts a line of people each awaiting a new jersey influenza vaccination

标签: this,image,depicts,a,line,of,p 浏览: 17

this historic image depicted a laboratorian as she was performing a cephalin cholesterol flocculation test

标签: this,historic,image,depicted,a 浏览: 16

this historic 1945 image depicted a meeting

标签: this,historic,1945,image,depic 浏览: 13

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