AU - Meachem JG TI - A needle in the heart. PT - JOUR DP - 1889 TA - Journal of the American Medical Association pages = {178}, VI - XII IP - 5 AID - 10.1001/jama.1889.02400820034011 [doi] 4100 - http://dx.doi.org/10.1001/jama.1889.02400820034011 SO - Journal of the American Medical Association February 2, 1889 XII(5):178