TABLE OF CONTENTS
Editorial	A Dream Fulfilled
	Romeo D. Zamora, MD
Original Articles	Validity of Doppler Echocardiographic Estimations of Systolic Pulmonary Artery Pressure in Pediatric Patients with Shunt Lesions
	RP Castronuevo, LSR Casas, AS Gamponia, WL Lopez
	Exercise Supplementation During Dipyridamole Myocardial Perfusion Scintigraphy: Effect on Image Quality, Hemodynamic and Electrocardiographic Response and Occurrence of Side Effects
	LC Manalaysay, RV Ogbac, AO Martinez, JM Obaldo, TB Sadava, OP Monzon, JF Torres, Jr.
	Carbon Dioxide Recruitment Threshold (PCO2RT) As A Predictor of Successful Weaning in COPD Patients: A Pilot Study
	AT Koh, ET Ang, TS De Guia
	Arterial Oxygen Tension During and After Endotracheal Suctioning
	LK Chang, RM Perez, MS Bautista, TS De Guia
Review Article	Heart Rate Variability and Cardiovascular Disease - A Review of Current Concepts
	LMI Habana, WT Chua, BO Carisma
Case Reports	Local Experience in the Use of the Titanium Greenfield Intra Cava Filters: A Report of the First Five Cases in the Philippines
	WG Dee, YQ Sulit, RD Saavedra, WT De Guzman, AA Miranda
	The Use of Native Aortic Valve as Pulmonary Valve in the Ross Procedure
	SY De Leon, JA Quinosa, RH Miles, J Hofstra, TJ Bell, EA Fischer, R Pifarre
	Congenital Coronary-Cardiac Chamber Fistula
	AC Rico, SA Lacson, FA Garcia
	Semilunar Valve Switch Operation for Severe Rheumatic Aortic Valve Regurgitation
	RT Gamponia, SY De Leon, LD Torres, WL Lopez
Special Section	Radiology Quiz
	AF Villarosa, CA Drilon

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