Chapter 1 Introduction This CD-ROM documentation was prepared in the Division of Vital Statistics. Manju Sharma of the Systems and Programming Branch was responsible for developing the natality documentation and for providing all of the computer programming services necessary to keep it up-to-date. T.J. Mathews of the Natality, Marriage, and Divorce Statistics Branch prepared the Technical Appendix. The Registration Methods Branch and the Technical Services Branch provided consultation to State Vital Statistics offices regarding collection of birth certificate data. Questions on the documentation or general questions concerning the natality file should be directed to the Systems and Programming Branch, Division of vital Statistics, NCHS, 6525 Belcrest Road, Room 840, Hyattsville, Md. 20782 (301-436-8900). Quesions concerning the Technical Appendix or substantive questions concerning the natality data should be directed to the Natality, Marriage, and Divorce Statistics Branch, Division of Vital Statistics, NCHS, 6525 Belcrest Road, Room 840, Hyattsville, Md. 20782 (301-436-8954). intro.doc - Page 1