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We thank Barber and colleagues1 for their interest in our paper.2 It is excellent that the Surveillance of Work-related Occupational Respiratory Disease (SWORD) database could be interrogated; in Australia we have no such centralised resource. We were concerned that two-thirds of their cases of silicosis were diagnosed in men of working age; we agree that in the absence of specific information about occupational exposures within the category of ‘stonemason’, it is difficult to be entirely sure that none of these were related to artificial …
Contributors Both authors contributed to development and participated in the review of the submitted correspondence.
Competing interests None declared.
Patient consent Not required.
Provenance and peer review Not commissioned; internally peer reviewed.
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