海量图书期刊资源，随时随地畅享阅读乐趣
BETAMETHASONE 17-VALERATE: A NEW TOPICAL CORTICOSTEROIDWilliams, DavidI.; Wilkinson, D.S.; Overton, James; Milne, JohnA.; Mckenna, WilliamB.; Lyell, Alan; Church, Ronald · The Lancet · 1964