New Delhi, Apr 06 (ANI): Bharatiya Janata Party (BJP) veteran L.K. Advani's wife Kamla Advani passed away at the All India Institute of Medical Sciences (AIIMS) on Wednesday evening due to heart attack. Kamala Advani, who was in her eighties, is said to have been suffering from age-related problems. The wife of senior BJP leader was admitted to AIIMS earlier in December last year due to health complications. Prime Minister Narendra Modi took to Twitter to pay condolences and said that Kamla Advani was a ‘pillar of strength’ in veteran leader’s life.