結果 : how long should hand washing take
1:27

WHO: How to handwash? With soap and water

World Health Organization (WHO)
6,865,263 回視聴 - 8 年前
0:46

How to Wash Your Hands

mnhealth
44,808 回視聴 - 4 年前
0:45

How to wash your hands | NHS

NHS
749,847 回視聴 - 7 年前
1:26

Hand-washing Steps Using the WHO Technique

Johns Hopkins Medicine
4,478,176 回視聴 - 5 年前

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1:00

Why and How to Wash Hands Properly [UV Experiment]

Babylon
364,210 回視聴 - 4 年前
0:47

Hand washing: how to wash your hands properly

Department of Health and Social Care
230,670 回視聴 - 4 年前
2:40

Are you washing your hands long enough to kill germs?

Mayo Clinic
135,309 回視聴 - 11 年前

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1:46

Proper Hand Washing Technique | Shandy RN

SIU Medicine
150,516 回視聴 - 4 年前
1:56

"Wash, Wash, Wash Your Hands: A Fun Clean-Up Song!"

Poem Playground
114 回視聴 - 1 日前
0:56

How to wash your hands | NHS

NHS
96,268 回視聴 - 3 年前
5:27

A Complete Guide to Hand Washing

University of Leicester
737,926 回視聴 - 14 年前
6:17

Hand Hygiene for Healthcare Workers | Hand Washing Soap and Water Technique Nursing Skill

RegisteredNurseRN
1,179,336 回視聴 - 5 年前
1:19

WHO: How to handrub? With alcohol-based formulation

World Health Organization (WHO)
1,600,944 回視聴 - 8 年前
0:37

How to Wash Your Hands Properly to Stay Safe and Healthy

Babylon
1,380,523 回視聴 - 4 年前
4:46

Proper handwashing! What gets left on your hands when you don't wash properly

Hamilton Health Sciences
408,252 回視聴 - 5 年前
0:58

How to Wash Your Hands

Children's Hospital Colorado
169,761 回視聴 - 9 年前
2:16

20 Second Hand Washing - The Science behind it and why it WORKS!

Kid Explorer
27,032 回視聴 - 4 年前
3:00

How to wash your hands, according to an expert

Washington Post
16,330 回視聴 - 4 年前
4:16

How to wash your hands like a surgeon

CBC News
136,615 回視聴 - 4 年前
1:17

Gordon Ramsay Shows You The Proper Way to Wash Your hands in the Kitchen

Gordon Ramsay
888,296 回視聴 - 4 年前