AN INVESTIGATION OF RADIATION HAZARD IN X-RAY WORKERS
放射線業務従事者の障害に関する調査研究

MASATSUNA ISHIZAKA, KOUICHI ENDO
1970 Japanese Journal of Radiological Technology  
Aquestionaire survey was made in order to know actual condition of exposure and control for radia . tiQn w ・「ke・・ ( t・ t・ 1 number ・ f 1779 ) i・ ユ 260 f・・ili ・i ・ ・ i・ ・ 1・ di・ g l ・ ・al heal ・h ・e ・ t... ,・・ti。nal h。、 pi 、 。 1、 a。d sanatoria . The results can be summarized as follows : ( 1) P・tt・m ・ ・ f pra ・ 亡 ice・f X ・ ・ay ・adl ・ 1 ・ gy ・ in・health cen ・ ... a ・e ・imilar ... h・・e i 。 1967 ,urv 。 y 、。 n . ducted by Ministry of Health and Weefare in genera1, but stomach and hipe − joint 皿 ass
more » ... xaminations are rlnCeaSing tO a leSSer eXtent . ( 2) 1・・t・um ・nt ・ l imp ・・ vment h・ ・ b・en ・b ・e・ved i ・ th ・ f・・iliti ・・ f・ r r ・ d三 ・ ti。n P , 。 t。、 ti 。 n , b。t 。。。 t,。l bUSineSS SeelnS inSUMCient . ( 3) Medical examination and measurment of personel exposure have been carried out alnlost satisfac . t・ ・ily ・ b・ t feed back ・ f th ・ i・ f・・m ・ ti・n t・ the empl ・yee ・eem ... t ・ lw・ y, ,ati、f。 ,t。 ,ily d。n 。. ( 4) Fourty percent of the all cases of radiatioll hazard appeared within 5 years of employment . The number of cases is highest during 1950 and 1954 and it is decreasing since 1960 . ( 5)
doi:10.6009/jjrt.kj00001368232 fatcat:3s3eoiaaznbwdjkq5hsqeftdgm