[IS THE USE OF EXPECTORANTS STILL VALID?].
D000996:Antitussive Agents; D004358:Drug Therapy; D005100:Expectorants; D006801:Humans
D000996:Antitussive Agents; D005100:Expectorants
ANTITUSSIVE AGENTS; DRUG THERAPY; EXPECTORANTS
SIND DIE EXPEKTORANTIEN HEUTE NOCH AKTUELL?