Psychosocial factors related to complications in pregnanc...
Prasad, Nitya K.
As an illustration of the enigma that cancer has presented to physicians and scientists over the years, it was not until the 1920s that meaningful attempts were made to define cancer. In the ensuing half-century, a number of definitions of this biological phenomenon were proposed, mostly by physicians and scientists. To confuse the field further, cUnicians, scientists, and lay persons have used such terms as cancer, neoplasm, tumor, and malign...