Report della Ricerca: ostetricia - ginecologia tipo anno fonte titolo allegato articolo 2002 Epidemiology, vol. 13, n. 3S, may 2002, pp. S19-S22 The Safety of Prenatal Ultrasound Exposure in Human Studies lex giurispr 1997 CDC - Center for Disease Control and Prevention Evaluation of Blunt Suture Needles in Preventing Percutaneous Injuries Among Health-Care Workers During Gynecologic Surgical Procedures -- New York City, March 1993-June 1994 file allegato materiale grigio 1998 European Agency for Safety and Health at Work Profilo di rischio nel comparto ospedali, reparti maternità (area materno - infantile) file allegato altro 2002 CDC - Centers for Disease Control and Prevention Possible Health Effects of Radiation Exposure on Unborne Babies file allegato