ARIYAWATHEE, PK2011-02-142011-02-1420022002ARIYAWATHEE, PK, Rekiya sandaha demaupiyan wideshagathaweema daruwange addhyapana (sadana) mattam kerehi wana balapema pilibanda adhayanayak, University of Kelaniya UK(ML), 2002: viii, 128p.http://imsear.searo.who.int/handle/123456789/129668Dissertation: M.SSc., University of Kelaniya: UK(ML), 2002.en-USUniversity of Kelaniya, UK(ML): Sri Lanka HELLIS NetworkEducational statusChildSocioeconomic factorsThesis