Tu, S., Mason, C. A., & Song, Q. (2006). Second-order linkage and family datasets. In L. M. Glidden (Series Ed.), R. C. Urbano & R. M. Hodapp (Vol. Eds.), International Review of Research in Mental Retardation: Vol. 33. Developmental Epidemiology of Mental Retardation and Developmental Disabilities (pp. 53-78). San Diego, CA: Elsevier.

DOI: doi.org/10.1016/s0074-7750(06)33003-0.