The specific cause was an epidural medication for back pain produced by the New England Compounding Center of Framingham, Mass.
FORBES: The Meningitis Outbreak: What Can Compounding Pharmacies Do Next?
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。