TY - RPRT TI - Interconversion studies of betamethasone acetate polymorphs. AU - Xue Ke AU - QiNeng Ping AU - Hua Shi PY - 2005 DO - 10.1080/03639040500217962 UR - https://pubmed.ncbi.nlm.nih.gov/16221616/ ID - 16221616 ER -