We performed a double-blind, multicenter study, comparing MMX mesalamine s placebo for the treatment of actie ulceratie colitis.是什么意思_We performed a double-blind, multicenter study, comparing MMX mesalamine s placebo for the treatment of actie ulceratie colitis.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句