• biopsy
  • biopsy, needle
  • biopsy, fine-needle
  • chorionic villi sampling
  • conization
  • sentinel lymph node biopsy
  • dissection
  • microdissection
  • preservation, biological
  • cryopreservation
  • freeze drying
  • freeze substitution
  • refrigeration
  • tissue preservation
  • blood preservation
  • organ preservation
  • semen preservation
  • punctures
  • biopsy, needle
  • blood specimen collection
  • cordocentesis
  • petrosal sinus sampling
  • phlebotomy
  • chorionic villi sampling
  • paracentesis
  • pericardiocentesis
  • spinal puncture
  • tissue and organ harvesting
  • vaginal smears