Limit for exposure to 'hot particles' on the skin. - Bethesda, Md. : NCRP, 1989. - vi, 54 p. : tabla, diagr. - Report, no.<106> . - Estados Unidos. National council on radiation protection and measurements . - Report, no.<106> . Recommendations of the NCRP ApĂ©ndices y bibliografĂa: p.27-35 ISBN: 0929600118 ISSN: 0083209X Standard No.: NCRP-REPORT-106