結果 : can you spread covid if you test negative but have symptoms
1:37

How long is someone with COVID contagious?

CBS Boston
134,061 回視聴 - 3 年前
1:37

COVID-19: When are you no longer contagious after testing positive or experiencing symptoms?

WVTM 13 News
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COVID-19 vs. Flu vs. RSV: How to tell the difference between respiratory infections

Doctor Mike Hansen
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How long-COVID is affecting former patients months after they test negative

KENS 5: Your San Antonio News Source
309 回視聴 - 3 年前
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COVID-19 Without Symptoms: What Should You Do If You Test Positive

Sharecare | Medical Matters
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0:45

Doctors warn incubation period of COVID-19 can give false negatives if test is taken too soon after

KMOV St. Louis
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32:08

Coronavirus, well people spreading infection

Dr. John Campbell
138,110 回視聴 - 5 年前
2:12

VERIFY: Can you test positive for COVID-19 long after you're contagious?

WCNC
20,383 回視聴 - 4 年前
2:14

No, you should not test for COVID-19 only if you are symptomatic

WCNC
12,080 回視聴 - 3 年前
2:23

VERIFY: Viral post about how asymptomatic patients spread COVID-19 lacks context

KHOU 11
9,185 回視聴 - 4 年前
5:07

COVID19 contagiousness with and without symptoms

Connecticut Center for Patient Safety
25 回視聴 - 4 年前
1:42

Ask a Nurse - COVID-19 Edition: I tested positive but do not have symptoms, do I need to isolate?

Greater Nashua Public Health
2,010 回視聴 - 4 年前
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Contact Trace - How to stop the spread of COVID-19

DrTanya
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0:45

JUST THE FACTS: What if I test positive for COVID-19, but am not sick?

Yale New Haven Health
531 回視聴 - 4 年前
2:13

What COVID Test Do I Need - And When?

Roots Community Health
251 回視聴 - 3 年前
6:17

Why you might still have Covid-19 despite a negative test

CNN
60,532 回視聴 - 1 年前
2:44

What to do if you’re still testing positive for COVID after isolation

KPTV FOX 12 | Local news, weather Portland, Oregon
36,253 回視聴 - 3 年前
36:00

COVID 19 testing, what test should you choose?

Frederick Southwick
92 回視聴 - 4 年前
2:00

When should you get tested for COVID-19 when you have no symptoms?

LOCAL 12
1,097 回視聴 - 4 年前
1:33

New COVID variant: severity and symptoms

13News Now
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