Helus Pharma Appoints Former Pfizer Chief Medical Officer Dr. Freda Lewis-Hall to Board of Directors & Chair of the Scientific Advisory Committee February 25, 2026 mental-health ONLY AVAILABLE IN PAID PLANS. Originally reported by globenewswire. Read more Source: https://www.globenewswire.com/news-release/2026/02/24/3243447/0/en/Helus-Pharma-Appoints-Former-Pfizer-Chief-Medical-Officer-Dr-Freda-Lewis-Hall-to-Board-of-Directors-Chair-of-the-Scientific-Advisory-Committee.html