Several hospitals, including AIIMS and Safdurjung, and a mall in Delhi on Tuesday received bomb threat emails, prompting authorities to launch searches on their premises, officials said.

A call was received at 1.04 pm from a hospital in Nangloi and another from Primus Hospital at 1.07 pm in central Delhi`s Chanakya Puri informing that they had received bomb threats, a Delhi Fire Services (DFS) official said.