Author: Valente T.W.1
Source: Social Networks, Volume 18, Number 1, January 1996 , pp. 69-89(21)
Publisher: Elsevier
Language: English
Document Type: Research article
DOI: 10.1016/0378-8733(95)00256-1
Affiliations: 1: Population Communication Services, Center for Communication Programs, School of Hygiene and Public Health, 111 Market Place, Suite 310, The Johns Hopkins University, Baltimore, MD 21202, USA
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