alcohol withdrawal true ICD9:291.81 UMLS:C0236663 EFO:0004777 Alcohol withdrawal syndrome (AWS) is the name for the symptoms that occur when a heavy drinker suddenly stops or significantly reduces their alcohol intake. https://www.ncbi.nlm.nih.gov/pubmed/31578307 alcohol withdrawal syndrome SCTID:191480000 MONDO:0005433 substance withdrawal syndrome