J.M. Khwaif, A.H. Hayyawi and T.I. Yousif 

A.K.M. Zaidi, H. Khan, A.R. Sherali, R. Lasi  and the Sindh Meningitis Study Group

N.N. Abu Baker 1 and S.M. Daradkeh

R.M. Youssef, V.A. Alegana, J. Amran, A.M. Noor  and R.W. Snow 

H. Ben Gobrane Lazaar, H. Aounallah-Skhiri, F. Oueslati, H. Frikha, N. Achour  et M. Hsairi

H.S.A. Mousa, S. Yousef, F. Riccardo, W. Zeidan and G. Sabatinelli 

A. Kazemnejad, Z. Batvandi and J. Faradmal

N.A. Al-Baghli, K.A. Al-Turki, A.J. Al-Ghamdi, A.G. El-Zubaier, M.M. Al-Ameer and F.A. Al-Baghli

F. Ben Slama, I. Ayari, F. Ouzini, O. Belhadj et N. Achour

M.A. Al-Rowaily and M.A. Abolfotouh

N. Moosavifar, A.H. Mohammadpour, M. Jallali,1 G. Karimi and H. Saberi

M.R. Rezvanfar, H. Farahany, M. Rafiee  and B. Eshratee 

A.H. Shakurnia, S. Assar, M. Afra and M.Latifi

S. Shawky

K.A. Al-Turki, N.A. Al-Baghli, A.J. Al-Ghamdi, A.G. El-Zubaier, R. Al-Ghamdi and M.M Alameer

M. Berraho, Z. Serhier, N. Tachfouti, S. Elfakir, K. El Rhazi, K. Slama, M.C. Benjelloun and C. Nejjari

T.R. Ward

N.A. Qureshi 

M.A. Marah