On the latest 51%, Dr. Elizabeth Comen gives us a lesson on gender bias in early medicine, and how it continues to prevent women from getting adequate care. Dr. Comen is a breast oncologist and medical historian with Memorial Sloan Kettering Cancer Center in Manhattan. In her new book, All in Her Head, she examines how early medicine failed women in just about every major organ system of their bodies, and why women’s health is still so misunderstood.  Guest: Dr. Elizabeth Comen, breast oncologist at Memoiral Sloan Kettering Cancer Center and author of All in Her Head: The Truth and Lies Early Medicine Taught Us About Women’s Bodies, and Why it Matters Today 51% is a national production of WAMC Northeast Public Radio. Jesse King is our producer and host. Our associate producer is Jody Cowan, and our theme is "Lolita" by the Albany-based artist Girl Blue.