author = { Okolo, Eucharia Nnadi },

title = { Health research design and methodology },

publisher = {CRC Press},

isbn = {0849346274},

keywords = { Medical sciences , Research , Research management , Medical writing , Medical statistics , Data Collection , methods , Data Interpretation, Statistical , Research Design , Writing },

year = {c1990},

abstract = {Includes bibliographical references and index},

address = { Boca Raton },

url = { http://slubdd.de/katalog?TN_libero_mab2 }