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nside the organizations biosafety level 4 bsl 4 laboratory this activity was taking place

标签: nside,the,organizations,biosaf 浏览: 15

nurse administering an intramuscular vaccination in the left shoulder muscle of this young pre teen boy

标签: nurse,administering,an,intramu 浏览: 21

held by his mother this infant was recieving an intramuscular immunization in his right thigh muscle

标签: held,by,his,mother,this,infant 浏览: 16

held by his father this infant was receiving an intramuscular immunization in his right thigh muscle

标签: held,by,his,father,this,infant 浏览: 15

this image depicts a very young girl seated at the dinner table

标签: this,image,depicts,a,very,youn 浏览: 16

on this plate is a grouping of very healthy foods including a bright red tomato sliced steamed green beans

标签: on,this,plate,is,a,grouping,of 浏览: 13

this is an example of contour check irrigation

标签: this,is,an,example,of,contour, 浏览: 13

this irrigation pipeline running across a furrowed colorado field

标签: this,irrigation,pipeline,runni 浏览: 16

this image depicts the pooling of irrigation tailwater at the edge of a wyoming pasture

标签: this,image,depicts,the,pooling 浏览: 18

on a lavender background this illustration provides a 3d graphical representation

标签: on,a,lavender,background,this, 浏览: 19

this highly magnified transmission electron micrograph tem depicted numbers of virions from a novel flu h1n1 isolate

标签: this,highly,magnified,transmis 浏览: 17

this highly magnified digitally colorized transmission electron micrograph tem depicted numbers of virions

标签: this,highly,magnified,digitall 浏览: 18

this transmission electron micrograph tem taken at a magnification of 150000x

标签: this,transmission,electron,mic 浏览: 21

at this magnification one may note the stippled appearance of the roughened surface of the proteinaceous coat

标签: at,this,magnification,one,may, 浏览: 18

this negative stained transmission electron micrograph with ultrastructural morphology of swine flu virus

标签: this,negative,stained,transmis 浏览: 17