1. Address in medicine delivered before the Medical Society of the State of Pennsylvania at its annual meeting held in Lancaster, May, 1881 Author(s): Cohen, J. Solis (Jacob Solis), 1838-1927 Publication: Philadelphia : Collins, printer, 1881 Subject(s): Analgesics, Opioid -- therapeutic usePhiladelphia
2. Does excision of the larynx tend to the prolongation of life: a paper read before the College of Physicians of Philadelphia, April 4, 1883 Author(s): Cohen, J. Solis (Jacob Solis), 1838-1927 Publication: Philadelphia : Collins, 1883 Subject(s): LaryngectomyLife Expectancy