COVID crossie

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Across
  1. 1. WHO: "Spit all over patients' residence" (8)
  2. 4. Try to steal some of hoarder's private stock (4)
  3. 5. Doctor camped in for global emergency (8)
  4. 8. Chris, lacking hospital, is an emergency! (6)
  5. 11. Foolish, fine coitus is contagious (10)
  6. 12. Point with little hand: "This is where it all started!" (5)
  7. 13. Burn endlessly in our climate, unusually hot (11)
  8. 14. Naughty socialist dancing keeps people apart (6,10)
  9. 16. Worriedly know cold creates enforced time indoors (8)
  10. 17. Offload setter before Los Angeles hill - it's a breathtaker (10)
Down
  1. 2. Unwell? Brilliant! (4)
  2. 3. Stupidly rent me tat for medical assistance (9)
  3. 5. Daughter-in-law abrupt after Dad purchasing clears the shelves (5,6)
  4. 6. Cat observing under garden hedge initially gets frog in throat (5)
  5. 7. "Don't ignore scientists' excellent advice," say experts primarily on COVID-19 (7)
  6. 9. Mixed a lotion after I first started being alone (9)
  7. 10. This might spoil your lager? (11)
  8. 15. First, take some foil and French baguette, making precious commodity (6,4)
  9. 17. A vein explodes around 100 Celsius, it hurts your arm (7)