Possible Clues:

• Lees — riffraff
• Doctor's holding, say, remains
• Medical men say arrested? They weren't drunk
• Residue, lees
• Parts of least value, such as covered by doctors
• Wine-barrel residue
• Doctor, say, close to bottles and what's left of drinks?
• Coffeepot residues
• Sediment in liquid
• Deposit say collected by medics