00791cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035002000092040001900112042001200131050001500143060002100158100003300179245007700212260004300289300002500332410007800357500006900435504002800504999001700532sg 42000017 DLC20260227112741.0820128s1940    xx af         000 0 eng    asg 42000017   a(OCoLC)14747235  aDLCcDNLMdDLC  apremarc00aQM311b.T50 aW1bME449 no.2381 aThewlis, J.q(James),d1905-14aThe structure of teeth as shown by X-ray examination,cby J. Thewlis ...  aLondon,bH. M. Stationery off.,c1940.  a82 p.bill., plates.20aMedical Research Council (Great Britain)tSpecial report series,vno. 238  aAt head of title: ...  Privy council.  Medical research council.  a"References": p. 81-82.  c90303d90303