The U.S. Food and Drug Administration has pulled draft guidance from its website requiring companies to test medicines and devices in diverse populations as part of a purge of diversity, equity and inclusion efforts at U.S. health agencies.

In an unprecedented move, research-grant reviews have been suspended indefinitely at the world’s largest public funder of biomedical research.

The main pathogenesis of the frozen shoulder is thought to be the inflammation of the intra-articular synovium and subsequent fibrosis of the shoulder joint capsule. However, the molecular pathogenes...