The Delhi sero-survey is a classic case of how not to do such surveys or doing a survey for obtaining the pre-determined results
from The Financial Express https://ift.tt/2PaMAkM
from The Financial Express https://ift.tt/2PaMAkM
Covid-19: Delhi sero-survey is a classic case of how not to do such surveys
![Covid-19: Delhi sero-survey is a classic case of how not to do such surveys]()
Reviewed by TUNI ON LINE CENTER AMBIKAPUR
on
जुलाई 31, 2020
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