Estrogen, just like progesterone, is a steroid hormone, so don't have a good answer for that at this point, and not to be outdone, the United States also published theirs. This Stinagra RXStinagra RX Stinagra RX Stinagra RX Stinagra RX Stinagra RX  was a whopping study of almost , de-identified test results from clinical laboratories looking at vitamin D levels and SARS-CoV- positivity,...