TY - GEN AU - Heller, Stephen R AU - Milne, G W A AU - Gevantman, L H C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1980-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.NSRDS.63supp2 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1980 TI - EPANIH mass spectral data base ::supplement 2, 1983 ER -