Research Field
- History, United States66
- Health Sciences, Nursing65
- Statistics65
- Biology, Ecology63
- Psychology, General61
- Economics, General60
- Chemistry, Inorganic57
- Psychology, Psychobiology56
- Religion, History of55
- Psychology, Behavioral54
- Ethics50
- Health Sciences, General48
- Psychology, Experimental48
- Environmental Health47
- Biophysics, General46
- History, Latin American42
- Health Sciences, Mental Health41
- Economics, Finance37
- Literature, Romance37
- Black Studies36