Documents

Frequency

Bowers et al. (2010)

33

Deacon et al. (2014)

30

Goodwin et al. (2013)

29

Shu et al. (2006)

23

Levesque et al. (2017)

22

Tong et al. (2011)

21

Kirby et al. (2012)

20

Tong et al. (2009)

19

Apel et al. (2012)

19

Nagy et al. (2006)

17