"during"的搜索结果

public health scientist collecting field data during a plague epidemiologic investigation

标签: public,health,scientist,collec 浏览: 16

photograph shows the firing of cannon nets during the attempted capture of birds

标签: photograph,shows,the,firing,of 浏览: 12

photograph showed a public health professional consulting with an elderly woman during the swine flu

标签: photograph,showed,a,public,hea 浏览: 18

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: 13

bangladesh secretaries of health as he was seated behind his desk during a meeting

标签: bangladesh,secretaries,of,heal 浏览: 19

pretoria south africa during the medical evacuation of del conn

标签: pretoria,south,africa,during,t 浏览: 14

victoria falls photo was taken during a visit to rhodesia now zimbabwe

标签: victoria,falls,photo,was,taken 浏览: 21

this location was one of the many hospitals visited by public health officials during the 1975 rhodesian

标签: this,location,was,one,of,the,m 浏览: 15

nurse in an isolation ward during the 1975 marburg outbreak in johannesburg south africa

标签: nurse,in,an,isolation,ward,dur 浏览: 14

group of dead adult mosquitoes scattered uniformly throught the field of view during a vector control study

标签: group,of,dead,adult,mosquitoes 浏览: 16

historical photograph inside of an operating room suite during a surgical procedure

标签: historical,photograph,inside,o 浏览: 15

administration of a vaccine during immunization project

标签: administration,of,a,vaccine,du 浏览: 12

drummers are following their chief during ceremony in west africa

标签: drummers,are,following,their,c 浏览: 18

these are healthcare practitioners during the smallpox immunization program in bangladesh

标签: these,are,healthcare,practitio 浏览: 12

jet injector gun being used during mass smallpox immunization procedures

标签: jet,injector,gun,being,used,du 浏览: 21