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He performed CPR - or cardiopulmonary resuscitation - for about 10 minutes, with his mobile propped on Nick's chest, speaking to the 999 operator as he waited for ambulance crews to arrive.

The “Alice” star’s death certificate, obtained and posted online Monday by TMZ, said that her immediate cause of death was cardiopulmonary arrest due to her underlying lung cancer.

He had been a lead research scientist for 20 years in cardiopulmonary toxicology, focusing on the health effects of air pollution.

The cause of death was listed as cardiopulmonary arrest “in the setting of recent ingestion of food substance with high capsaicin concentration,” according to the autopsy from the Chief Office of the Medical Examiner.

The cause of her death, in an assisted living facility, was cardiopulmonary failure, her son Howard Schwartz said.