Special ArticleIMMUNITY

1905 Journal of the American Medical Association (JAMA)  
escape into the auditory canal. Should this occur, the injection must be repeated two or three times until the covering of the superior wall bulges downward, showing that sufficient fluid is retained.
doi:10.1001/jama.1905.02500430041002 fatcat:d2j6harfgjcwfoy7swe3spzwk4