What you need to know about trials, timelines, variants, school openings, and more — With adult vaccinations against Covid-19 well underway in the U.S., attention is turning to pediatric vaccines for children under the age of 16. I sat down with three pediatric and vaccination specialists from Mayo Clinic — Robert Jacobson, MD, Nipunie Rajapakse, MD, MPH, and Joseph Poterucha, DO — to get…