title: Emergence of sociocultural norms restricting intermarriage in large social strata (endogamy) coincides with foreign invasions of India.
authors.affiliation: St. John's College, University of Cambridge, Cambridge CB2 1TP, United Kingdom mkv22@cantab.net.
authors.forename: Murali K
authors.initials: MK
authors.lastname: Vadivelu
mesh_terms: D006801:Humans; D007194:India; D038622:Internationality; D008393:Marriage / Q000208:ethnology*