1 Allergy and Clinical Immunology Unit, Meir General Hospital, Kfar-Saba, Israel; Sackler School of Medicine, Tel-Aviv University, Tel-Aviv, Israel. Electronic address: yossi.rosman@clalit.org.il.
2 Hematology Division, Rambam Medical Center, Haifa, Israel.
3 Allergy and Clinical Immunology Unit, Meir General Hospital, Kfar-Saba, Israel.
4 Allergy and Clinical Immunology Unit, Meir General Hospital, Kfar-Saba, Israel; Sackler School of Medicine, Tel-Aviv University, Tel-Aviv, Israel.