Familial Carriers and Meningococcal Meningitis

Abstract
OF all the qualities with which man may be endowed or that he may acquire in varying degree, courage is one of the most admired. It is, nevertheless, a quality that is difficult if not impossible to define exactly, for it manifests itself in different ways in different persons and in dissimilar societies; it may seem to characterize all the attitudes and actions of some individuals and to be entirely lacking in others, unless or until the right circumstance arises to call forth some latent heroism.The opposite may also be true. Mark Twain, in Roughing It, describes a . . .