Ailing Rashtriya Janata Dal (RJD) leader Lalu Prasad Yadav was airlifted to Delhi from Jharkhand's Ranchi.
He was brought in the national capital's All India Institute of Medical Sciences (AIIMS) on January 23.
Lalu Yadav was referred from Ranchi's Rajendra Institute of Medical Sciences (RIMS) on the advice of state medical board.