Unit of Emergency Medicine, Schneider Children's Medical Center of Israel, Petah Tiqva, and the Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel
Correspondence to Yehezkel Waisman, MD, Department of Emergency Medicine, Schneider Children's Medical Center of Israel, 14 Kaplan Street, Petah Tiqva 49202, Israel
Tel: +972 3 925 3661; fax: +972 3 922 3011;
e-mail: [email protected]
Received 6 November 2002 Revised 13 March 2002 Accepted 16 April 2002