 SAN FRANCISCO, CA, May 11, 2020 GLOBE NEWSWIRE -- via NEWMEDIAWIRE American Shared Hospital Services NYSE American: AMS the Company, a leading provider of turnkey technology solutions for advanced radiosurgical and radiation therapy services, today announced financial results for the first quarter ended March 31, 2020. Total revenue in the first quarter was 4,568,000, a decline of 14.2 from the comparable period in 2019. Proton therapy revenue of 1,676,000 increased 2.1 compared to the first quarter of 2019. 