Drugs in pregnancy and lactation : a reference guide to fetal and neonatal risk / Gerald G. Briggs, B Pharm, FCCP Pharmacist Clinical Specialist (Obstetrics) (Retired), Memorial Care Center for Women, Miller Children's Hospital, Long beach Memorial Medical Center, Long Beach, California, Clinical Professor of Pharmacy, University ofr California, San Francisco, Adjunt Professor, Department of Pharmacotherapy, Washington State University, Spokane, Washington ; Roger K. Freeman, Sumner, MD, MemorialCare Center for Women, Miller Children's Hospital, Long Beach Memorial Medical Center, Long Beach, California, Director Mednax Medical, Clinical Professor of Obstetrics and Gynecology, University of California, Irvine.