How many subheadings are in Male Genital System Procedures (54000-55899)?

Extraoral radiographs cannot be substituted for intraoral radiographs

Indicate whether the statement is true or false

Of the following common causes of asthma, which is the least likely to cause exercise-induced asthma?

a. Long distance cycling b. Running cross country c. Skiing and snowboarding d. Swimming indoors