scientist conducting chemical research on microbes or bacteria in a modern laboratory close-up

手持咖啡杯亚洲商务女性半身照

ghs hazardous, transport icon, warning symbol ghs - sga safety sign, pictogram, explosive, gases, flammable liquids and solids,oxidizing, comburent, organic peroxides, toxic, corrosive, infectious

手持咖啡杯亚洲商务女性形象照

public health abstract concept vector illustration set. immunization education and schedule, refusal of vaccination, infectious diseases prevention, mandatory vaccination plan abstract metaphor.

白色背景戴着安全帽的商务人士肖像

pink and blue viruses and bacteria of various shapes against a blue background. concept of science and medicine. 3d rendering

影棚拍摄，活泼美丽的年轻女性姿态

influenza virus h1n1. swine flu, infect organism, viral disease epidemic. 3d rendering

白色背景戴着安全帽的工程师肖像

set of 27 outline web infectious diseases icons such as typhoid fever, tuberculosis, staphylococcus, malaria, chikungunya, hepatitis, yeast infection, rift valley fever vector thin line icons for

影棚拍摄，活泼美丽的年轻商务女性姿态

virus, bacteria, microbe icon. vector bacteria sign in flat style. microbe bacteria icon. microbe bacteria vector web icon. eps 10

白色背景手持笔记本电脑，表情夸张商务人士

medical research and chemistry looking to cure diseases

白色背景，年轻漂亮女子的肖像

vaccination program abstract concept vector illustration. vaccination info, immunization program, infectious disease prevention, vaccine, health protection, public healthcare abstract metaphor.

白色背景，帅气男人对着麦克风唱歌特写

infant and child vaccination abstract concept vector illustration. infant, baby and child vaccine, newborn vaccination schedule, protection from childhood infectious diseases abstract metaphor.

virus vaccine and flu or coronavirus medical fight disease control as a doctor fighting a group of contagious pathogen cells as health care for researching a cure with 3d illustration elements.

影棚拍摄青年女医生形象。年轻女大夫肖像

mandatory immunization isolated concept vector illustration set. vaccination program for infant and child, refusal of vaccination, childhood infectious diseases, public healthcare vector concept.

手持教鞭的商务女士肖像，教师培训讲师形象

close-up virus against the background of a dna helix, infection with a new strain, infectious bacterium, 3d rendering

白色背景，美丽的商务人士展示留白小黑板

infectious diseases prevention abstract concept vector illustration set. infant and child vaccination, preteens, teens and adults immunization schedule, flu shot, healthcare abstract metaphor.

happy young african american girl washing hands with soap smiling and looking at camera while standing at kitchen sink.

types of infectious agents from prions and viruses, to bacteria, fungi, worms, single-celled and unicellular organisms. detailed diagram about acellular and cellular, non-living and living pathogens

vector medical waste icons. editable stroke. containers with a protective face mask, medication gloves, a syringe. infectious linear icon. disposable biohazard trash ppe. quarantine safety

doctor or nurse during treatment patient cancer in infectious control room.medical care concept.

白色背景，男女商务人士形象，团队概念

young pretty woman blowing nose in front of blooming tree. spring allergy concept. attractive young adult woman coughing and sneezing outdoors. sick people allergy or virus influenca concept.

a doctor's or researcher's hand holding a petri dish with a culture of bacteria on which an antibiotic disc test is performed. antimicrobial resistance concept

causes and symptoms of respiratory syncytial virus infection , rsv infection treatment , vector line icon

gray bacteria and viruses of various shapes against a light gray background. concept of science and medicine. 3d rendering

白色背景，拿着放大镜的年轻商务人士

biotechnology concept. food tech. nutritional science.

美丽的女子身穿传统服装贺岁拜年祝福

mycobacterium tuberculosis positive (small red rod) in sputum smear, acid-fast stain, analyze by microscope 1000x

白色背景，男性的商务人士展示留白告示板

cellulitis. cross section of layers of the human skin with symptoms of infectious disease. close-up of staphylococcus aureus. bacterial infection. bacteria involving the inner layers of the skin

medical waste dustbin. infectious waste should be thrown into the garbage bag and red in hospitals. ppe is managing infectious waste.

disease spreading medical concept and infectious illness spread hygiene symbol as faces with open mouths with germ virus and bacteria airborne as a health risk concept with 3d illustration elements.

影棚拍摄，活泼帅气的年轻男性姿态

infectious diseases turquoise concept icon. developing treatments for patient. application of precision medicine abstract idea thin line illustration. isolated outline drawing. editable stroke

白色背景商务人士拿着存钱罐，金融储蓄概念

白色背景，帅气男人动作夸张对着麦克风唱歌

白色背景，年轻男人对着麦克风唱歌

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