How about referring to them by a descriptive title: injured researcher, coworker, PI, postdoc, technician, etc.

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From:
Subject: Re: [DCHAS-L] Help with terminology
Date: June 26, 2013 10:21:49 AM EDT

The term "subject" has generally been used.

-Kevin

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From: Ernie Lippert
Subject: RE: [DCHAS-L] 6 Re: [DCHAS-L] Help with terminology
Date: June 26, 2013 11:10:37 AM EDT

I agree with Al - he makes sense. Any other word would be contrived and, as
such, would not be universally accepted. "Person(s) involved" seems to cover
most possibilities.

Regards,
Ernie Lippert