TikTok famous? Pfizer, Moderna, J&J and AZ shoutouts on social media boost vaccine credibility—and pharmas’ image March 30, 2021 Auto Bot News 0 TikTok famous? Pfizer, Moderna, J&J and AZ shoutouts on social media boost vaccine credibility—and pharmas’ image bbulik Tue, 03/30/2021 – 12:01