TI - ARe the capillaries contractile? PT - JOUR DP - 1919 TA - Journal of the American Medical Association pages = {693}, VI - 73 IP - 9 AID - 10.1001/jama.1919.02610350041015 [doi] 4100 - http://dx.doi.org/10.1001/jama.1919.02610350041015 SO - Journal of the American Medical Association August 30, 1919 73(9):693