Frye S, Crosby M, Edwards TP, Juliano R. US academic drug discovery. Nat Rev Drug Discov. 2011 Jun 1;10(6):409-10. doi: 10.1038/nrd3462
Mosconi M, Nelson LM, Hooper SR. Confirmatory Factor Analysis of the NEPSY for younger and older school-age children. Psychol Rep. 2008 Jun;102(3):861-6.
Phanikumar CV, Maitra B. Modeling willingness-to-pay values for rural bus attributes under different trip purposes. JTRF. 2006;45(2):31-44. doi: 10.22004/ag.econ.206787