TY - RPRT TI - Posttracheotomy granulation tissue managed by carbon dioxide laser excision. AU - J Werkhaven AU - B R Maddern AU - S E Stool PY - 1989 DO - 10.1177/000348948909801015 UR - https://pubmed.ncbi.nlm.nih.gov/2802468/ ID - 2802468 ER -