medical ivnvestigations 1 By Jewel berg Period: 500 to Sep 4, 2015 Medical history Period: 500 to Dec 31, 1500 Middle Ages Sep 9, 1200 Greek Gods of healing Caduceus is the symbol for medicine Period: Jan 1, 1300 to Dec 31, 1599 The Renaissance Sep 9, 1300 Health care for the sick Sep 9, 1400 Jacoba Felliceila tries to practice medicine but is denied Period: Jan 1, 1600 to Dec 31, 1899 Industeral Revulation Sep 9, 1600 scientfic method begins Sep 9, 1665 Robert Hooke refective micrdcope Sep 9, 1796 Eward Jenner discovered the first vaccintition Period: Jan 1, 1900 to Sep 4, 2015 The Modern World Sep 9, 1900 Bomic plague hits san Franicsco Sep 9, 1920 Discovery of organ transplant ,x-rays, radium for canncer treatment Sep 9, 1930 first HMO insurance Sep 9, 1952 salk discovers polio vaccine Sep 9, 1981 AZT is used to combat AIDS Sep 9, 1998 Managed health care growth in uninsured Mar 2, 2022 races discovered difference between small pox and measels