Epidemiologic Study of Leukemia in Twins (1928-1969) [PDF]
Louis Keith, Eric Brown
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Alcoholism in Twins. Studies on the Etiology and Sequels of Abuse of Alcohol
L. Kaij, David Rosenthal
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Relations between Placental Concentrations of Chorionic Somatomammotropin (Placental Lactogen) and Growth: A Study Using the Twin Method [PDF]
Duncan R. MacMillan+3 more
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Embryonic Determination of Brain Programming Asymmetry - A Neglected Element in Twin-Study Genetics of Human Mental Development [PDF]
Charles E. Boklage
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An Experimental Study of Mutual Behaviour Imitation and Person Perception in MZ and DZ Twins — Implications for an experimental-psychometric analysis of heritability coefficients [PDF]
Gerrit Jan S. Wilde
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Genetic study on infantile cranio-facial pattern by twin method
Minoru Nakata
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A study of the fertility of mothers of twins. [PDF]
R. G. Record+2 more
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Genetic study on the growth of cranio-facial complex by twin method
Minoru Nakata+2 more
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Chronological Parameters, Twin Studies, and Mental Diseases [PDF]
J. D. Rainer
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Genetic and Environmental Contributions to Serological Biomarkers of Extracellular Matrix Remodeling in Asthma: A Twin Study. [PDF]
Andelic M+4 more
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