The Recent Emergence of Epidemic Multidrug-Resistant Strains of M

Multiple Choice

The recent emergence of epidemic multidrug-resistant strains of M.tuberculosis,in conjunction with the end of the downward trend of reported cases of tuberculosis in the United States,has been largely attributed to:

A) human immunodeficiency virus (HIV) epidemic.
B) ineffective treatment regimens.
C) political factors.
D) shortened treatment regimens.