結果 : when was first vaccine introduced
11:15

The Untold Story of the First Vaccine

SciShow
208,375 回視聴 - 4 年前
3:16

The Bizarre Story Of The Very First Vaccine

Seeker
152,402 回視聴 - 7 年前
8:25

A Variety of Vaccines: A History of Vaccine Development

Healthcare Triage
50,400 回視聴 - 3 年前
1:29

UK becomes first country to introduce drive-through vaccine centres | Coronavirus | World News

WION
13,530 回視聴 - 4 年前
37:11

Who Gets Coronavirus Vaccine First? – October 2, 2020

JAMA Network
50,604 回視聴 - 4 年前 に配信済み
4:18

Russia claims to have developed 'first' coronavirus vaccine

Al Jazeera English
21,434 回視聴 - 4 年前
2:34

Russia claims to have developed first COVID-19 vaccine | Sputnik

WION
98,385 回視聴 - 4 年前
5:01

Covid-19: How close are we to a vaccine and who will get it first?

FRANCE 24 English
243,230 回視聴 - 4 年前
4:43

How a COVID-19 vaccine was developed in record time

CNA
5,540 回視聴 - 4 年前
0:52

Russia claims to have created the world's first COVID-19 vaccine

Sky News Australia
16,672 回視聴 - 4 年前
3:39

Vaccines | Everything you need to know about the Oxford Vaccine

Department of Health and Social Care
71,137 回視聴 - 4 年前
0:41

We've reached an incredible milestone in the fight against malaria ✨

Gavi, the Vaccine Alliance
36 回視聴 - 1 日前
6:59

Vaccine : Introduction to vaccination

Animated biology With arpan
43,420 回視聴 - 4 年前
9:40

Who Gets The Vaccine First?

AJ+
7,909 回視聴 - 4 年前
25:00

When will a COVID-19 Vaccine be available? and who will get it first?

WION
16,028 回視聴 - 4 年前
3:26

FAQs surrounding COVID 19 vaccine introduction. (Episode 2/3)

Ministry of Health & Family Welfare
72,809 回視聴 - 4 年前
4:15

How A Covid-19 Vaccine Is Developed And Approved Tor The Public | NBC News NOW

NBC News
16,188 回視聴 - 4 年前
0:48

90-year-old grandmother becomes first person to receive Covid-19 vaccine

The National News
15,155 回視聴 - 4 年前
44:07

Who will receive a coronavirus vaccine first?

Channel 4 News
6,385 回視聴 - 4 年前
2:25

First human trials of potential coronavirus vaccine developed in Adelaide about to begin | ABC News

ABC News (Australia)
48,148 回視聴 - 4 年前