Johnson & Johnson vaccine on hold, but what happens now? East Texas cardiologist weighs in Dr. Scott Lieberman says it is still far more likely that you would develop a condition from the actual COVID-19 virus than with the vaccine. Author: Shandel Menezes Updated: 10:44 PM CDT April 13, 2021 TEXAS, USA — Six women between the ages of 18-48 have developed a rare and severe blood clot after receiving the Johnson & Johnson vaccine called Cerebral Venous Sinus Thrombosis. Interventional Cardiologist Dr. Scott Lieberman said, "The question is, is it a class effect? Is there some reason it’s that particular group? Birth control pills are being raised as a possible factor that's going to be reviewed.”