Exhibit 23 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our report included in this Form 10-K, into the Company's previously filed Registration Statements, File Numbers 33-723, 33-24508, 33-37872, 33-78564, 33-78572 and 333-02389. ARTHUR ANDERSEN LLP San Diego, California May 14, 1997