by Iqbal, Muhammad, Ahmad, Altaf, Ansari, M.K.A, Qureshi, M.I, Aref, Ibrahim M, Khan, P.R, Hegazy, S.S, El-Atta, Hashim, Husen, Azamal, Hakeem, Khalid R
Published in Environmental reviews (01.03.2015)

by Salami, M, Khan, P.R
Published in European psychiatry (01.03.2016)

by Iqbal, Muhammad, Ahmad, Altaf, Ansari, M.K.A, Qureshi, M.I, Aref, Ibrahim M, Khan, P.R, Hegazy, S.S, El-Atta, Hashim, Husen, Azamal, Hakeem, Khalid R
Published in Environmental reviews (01.03.2015)

by Ghouse, A.K.M, Khan, P.R, Khan, F.A, Salahuddin, M. (Aligarh Muslim Univ. (India))
Published in Journal of Tree Sciences (India) (1982)