1. Practical facts and clinical research on prolonged spinal anesthesia, using vasoconstrictor adjunctives;Romberger;Anesth. & Analg.,1943
2. Ten thousand spinal anesthesias;Romberger;J. Indiana M. A.,1947
3. Pontocaine glucose solutions for spinal anesthesia;Sise;S. Clin. North America,1935
4. Why use spinal anesthesia;Eversole;J. A. M. A.,1945
5. Potentiation of local anesthesia using ephedrine sulfate;Read;Chinese J. Physiol.,1927