Useful/valuable/important medico-legally.
I've never been very sure why spring should be the season for cleaning. However, the wisdom of our forebears is in the expression and it would be a braver man than me who would challenge such tradition.
Hancocks
S
S
D006801:Humans; D011215:Practice Management, Dental / Q000458:organization & administration*; D012037:Refuse Disposal; D018505:Waste Management; D014925:Wit and Humor as Topic