TY - JOUR AU - J Coletti AU - D Pearson AU - Larry DeWerd AU - C O'Brien AU - P Lamperti C2 - Medical Physics DA - 1997-01-01 00:01:00 LA - en M1 - 24 PB - Medical Physics PY - 1997 TI - Comparison of Exposure Standards in the Mammography X-Ray Region ER -