Plant growth-promoting rhizobacteria eliminate the effect of drought stress in plants: A review - Ahmad, H M; Fiaz, S; Hafeez, S; Zahra, S; Shah, A N; Gul, B; Aziz, O; Mahmood-Ur-Rahman; Fakhar, A; Rafique, M; Chen, Y; Yang, S H; Wang, X (Front Plant Sci, 2022)