@book{219408,
	author = {National Center for Health Statistics U.S.},
	title = {instruction manual.},
	publisher = {U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health statistics},
	address = {Hyattsville,Md.},
	note = {Some v. distributed to depository libraries in microfiche; no longer distributed to depository libraries in a physical from after.}
}