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. 1950 Mar 4;1(4652):506–512. doi: 10.1136/bmj.1.4652.506

Protection of the Worker Against Injury and Disease.—II^*

PMCID: PMC2037289 PMID: 20787763

506

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Fig. 7
on p.506

Fig. 8
on p.508

Fig. 9
on p.509

Fig. 10
on p.510

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