Fig. 4

Percent share of annual citations by Research area (second order data set). A NEURO and ANESTH surpass PSYCH, B GIM surpasses PSYCH, C large spike in HEALTH SERVICES. Abbreviations: NEURO = neuroscience/neurology, ANESTH = anesthesia, GIM = general internal medicine, PSYCH = psychiatry/psychology, REHAB = rehabilitation