TY - GEN AU - Ola Abd El monem Hassan AU - Fatma Mohamed Mokhtar Elheneidy , AU - Mona Aziz Ibrahim , AU - Ragaa Maher Ahmed , TI - Screening for immunuoglobuling subclasses deficiencies in Egyptian children with recurrent respiratory infections / PY - 2003/// CY - Cairo : PB - Ola Abd El monem Hassan , KW - 1gG1 KW - 1gG2 KW - Recurrent respiratory tract infections N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Medicine - Department Of Pediatrics; Issued also as CD ER -