Katigbak, A. F. (2003). 2003 US Heart Association Convention highlights: LIFE study included in examination of influential hypertension trials. Philippine Star.
Chicago Style (17th ed.) CitationKatigbak, Antonio F. "2003 US Heart Association Convention Highlights: LIFE Study Included in Examination of Influential Hypertension Trials." Philippine Star 2003.
ציטוט MLAKatigbak, Antonio F. "2003 US Heart Association Convention Highlights: LIFE Study Included in Examination of Influential Hypertension Trials." Philippine Star, 2003.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.