CSPAN Washington Journal Dr. Jeanne Marrazzo July 13, 2024
Implications from Public Health and opening things up as a study from china that was published in nature a few days ago, that studied 100 people, and looked at the virus over time, both before they became symptomatic, and then afterward, and they quantify the amount of the virus , and the most important implication of that study was that about 40 of the transmission that they think occurred in that group happened before people developed symptoms. And that is what we are calling now the presymptomatic phase. We used to call it the asymptomatic phase, but i did not think but i dont think it emph...