Research Field
- Health Sciences, Nursing68
- History, United States67
- Statistics66
- Biology, Ecology64
- Economics, General63
- Psychology, General61
- Chemistry, Inorganic57
- Psychology, Psychobiology57
- Religion, History of57
- Psychology, Behavioral56
- Ethics50
- Health Sciences, General50
- Environmental Health49
- Biophysics, General48
- Psychology, Experimental48
- Health Sciences, Mental Health44
- History, Latin American42
- Economics, Finance38
- Literature, Romance37
- Black Studies36