Medical Observer is dedicated to the attainment of “Health for All” and to providing physicians and other health professionals with the latest news, views, and scientific developments affecting medicine.

Published by Mosman Communications, Inc. All rights reserved.

Full transcripts of selected presentations featured within this edition may be requested by any duly registered Filipino physician or nonprofit organization. The views and opinions expressed by authors and resource persons do not reflect those of the publisher and management. Physicians are advised to consult the prescribing information issued by the manufacturer before prescribing any drug discussed or described in this publication.

Jena F. Fetalino
Publication Manager

Conrado I. Generoso
Editor in Chief

William Billiones, MD
Technical Consultant

Jin Paul S. de Guzman
Associate Editor

Gladys O. Mirandilla
Research and Editorial Assistant

Roger R. Badillo II, MD

Sunly S. Coo

C. Russell Y. Cruz, MD

Cherrie Rose Y. Cruz

Carisa Mariella M. Paraz, MD

Grace L. Roxas
Deedee Sta. Cruz-Espina
 Isabelle Regina Yujuico

Writers/Correspondents

Lucio C. Victor Jr., MD in Africa
Wednesday Sevilla, MD in New York
Sheila Molarto in New York
International Correspondents

Boaner E. Medina
Photographer

 Louie G. Placido
Production Manager

Maria Cristina F. Torres
Senior Graphics Artist

Gerald C. Escarlan
Harry A. Gallermo
Computer-Graphics Artists

Joel A. Baldoza
Circulation Officer

Pamela S. Flores
Human-Resources Supervisor

Ana Margarita F. Poblete

Chief Accountant

Erwin V. Soriano

General Accountant

Angelito D. San Diego
Retail-Sales Assistant

Jane Diana C. Fule
 Executive Assistant

Barbra Ann L. Javier

Administrative Assistant