Dr. John Campbell | The second pandemic @Campbellteaching | Uploaded January 2024 | Updated October 2024, 2 days ago.
Dr. David Grimes, consultant physician gives amazing information on the importance of immunity and vitamin D. Buy his inexpensive latest book here. yorkbookshop.com/health-and-personal-development/307-vitamin-d-deficiency-and-covid-19-its-central-role-in-a-world-pandemic.html