Volume 25.2, Issue 50, July 1991, Pages 169-176
N.A. MISK; A. HIFNY; I.H. AHMED
Volume 20.1, Issue 39, May 1988, Pages 1-7
A. HIFNY; L.A. IBRAHIM; A.A. MANSOUR; M. TAHA
Volume 20.1, Issue 39, May 1988, Pages 8-11
A. HIFNY; A.A. MANSOUR; LA. IBRAHIM; M. TAHA
Volume 19.2, Issue 38, January 1988, Pages 7-13
A. HIFNY; I.A. IBRAHIM; A.A. MANSOUR; M. TAHA
Volume 19.2, Issue 38, January 1988, Pages 14-18
A. HIFNY; A.A. MANSOUR; I.A. IBRAHIM; M. TAHA
Volume 17.1, Issue 33, May 1986, Pages 138-145
N.A. MISK; F.M. MAKADY; M.T. SAMY; A. HIFNY
Volume 15.1, Issue 29, September 1985, Pages 1-7
A. HIFNY; A.K. AHMED; M.A. METWALLY
Volume 15.1, Issue 29, September 1985, Pages 9-18
A. HIFNY; A.K. AHMED; A.A. MANSOUR; M.E. ABDEL MONEIM
Volume 15.1, Issue 29, September 1985, Pages 19-25
A. HIFNY; A.K. AHMED; M.A. METWALLY
Volume 15.1, Issue 29, September 1985, Pages 27-33
A. HIFNY; A.K. AHMED; M.A. METWALLY
Volume 15.1, Issue 29, September 1985, Pages 35-41
A. HIFNY; A.K. AHMED; M.A. METWALLY
Volume 15.1, Issue 29, September 1985, Pages 43-49
A. HIFNY; A.K. AHMED; LA. IBRAHIM
Volume 14.2, Issue 28, May 1985, Pages 1-9
A. HIFNY; A.K. HEMMODA; A. DOUGBAGE
Volume 14.2, Issue 28, May 1985, Pages 11-17
A. HIFNY; A.K. AHMED; M.A. METWALLY
Volume 14.1, Issue 27, January 1985, Pages 1-7
A. HIFNY; A.M. KASSEM; A. EL-S. DOUGBAG; A.K. OSMAN; R.M. EL-BAKARY
Volume 14.1, Issue 27, January 1985, Pages 9-15
A. HIFNY; G. KAMEL; AZIZA A. SELIM; A.M. KELANY
Volume 12.2, Issue 24, September 1984, Pages 7-12
A. HIFNY; A.M. KASSEM; A.K. HEMMODA; R.M. EL-BAKARY
Volume 12.2, Issue 24, September 1984, Pages 13-19
A. HIFNY; A.M. KASSEM; A.M. HEMMODA; R.M. EL-BAKARY
Volume 12.2, Issue 24, September 1984, Pages 27-35
A. HIFNY; G. KAMEL; AZIZA. SELIM; A.M. KELANY
Volume 12.2, Issue 24, September 1984, Pages 37-43
A. HIFNY; A.M. KASSEM; A.H.K. OSMAN; A.E. DOUGBAG; R.M. EL-BAKARY
Volume 12.1, Issue 23, May 1984, Pages 2-6
A. HIFNY; A.K. AHMED; A.A. AMNSOUR
Volume 12.1, Issue 23, May 1984, Pages 8-13
A. HIFNY; A.K. AHMED; L.A. IBRAHIM
Volume 12.1, Issue 23, May 1984, Pages 16-20
A. HIFNY; A.K. AHMED; LA. IBRAHIM
Volume 11.2, Issue 22, January 1984, Pages 1-5
M.R. FATH-ELBAB; A. HIFNY; A.K. AHMED; M. EL-M. ABDEL-MONEIM
Volume 11.2, Issue 22, January 1984, Pages 7-11
A. HIFNY; A.K. AHMED; M. ATTIA