Turkish Fertility Survey, 1978 Conditions of Release Data may be used for academic research, provided that credit is given in any publication resulting from the research to the institute that conducted the survey and that two copies of any publication are sent to the institute: Dr. Ergul Tun‡bilek Director Institue of Population Studies Hacettepe University Ankara Turkey If you have questions or comments about the data, send e-mail to: wfs@dhsprogram.com