1. Variance components for statistical genetics: applications in medical research to characteristics related to human diseases and health;Hopper;Stat Methods Med Res,1993
2. Methodology for Genetic Studies of Twins and Families;Neale,1992
3. Genetic Basis of Morphological Variation: An Evaluation and Application of the Twin Study Method;Osborne,1959
4. Heritability: one word, three concepts;Jacquard;Biometrics,1983
5. Facial morphology and ageing: a longitudinal cephalometric investigation of young adults;Forsberg;Eur J Orthod,1979