TY - RPRT TI - Circulating endothelin-1 in obstructive sleep apnea. AU - S Saarelainen AU - E Seppälä AU - K Laasonen AU - J Hasan PY - 1997 DO - 10.3109/10623329709079869 UR - https://pubmed.ncbi.nlm.nih.gov/9237045/ ID - 9237045 ER -