TY - RPRT TI - Final report : FDA contract no. 74-58(0) : October 1977 to September 1978 AU - Schaffer, R AU - Velapoldi, R A AU - Reeder, D J PY - 1979 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 79-1797 DO - 10.6028/NBS.IR.79-1797 ER -