In the end, you've got a study of unusually compliant and stable people (who may be different in all sorts of ways) and oops!
This includes things like pharmacies, which sometimes don't have the cash to order new drugs, and oops!
The Texas governor had a lot to prove after the "oops" heard round the world.
An exclamation of surprise, dismay, apology, etc, esp when one has done something awkward: Mr Belve, oops, I mean Webb, is ecstatic (1933+)
(also oops up) To vomit; barf (1980s+)
[echoic, fr the involuntary lip-rounding and expulsion of breath that accompany a regrettable mistake, and from an approximation of the sound of vomiting]
"OOPS: A Knowledge Representation Language", D. Vermeir, Proc 19th Intl Hawaii Conf on System Sciences, IEEE (Jan 1986) pp.156-157.