Conflicting claims as Anatoly Karpov enters induced coma: Assault or a domestic accident?

Karpov-Kasparov (3rd match-game, Moscow 1984), with annotations by

Chess Grandmaster Karpov Hospitalized After Mysterious Fall

What If Fischer Had Played Karpov in 1975?

Anatoly Karpov elected as Deputy Secretary General of the Assembly

Unfair to Karpov?

World Chess Championship 1985 - Wikipedia

Karpov: “I think both Fischer and I were stronger”

I wanted to defeat Bobby GM Anatoly Karpov Interview

Anatoly Karpov Teaches Isolated Pawn Strategy! - Best Of The 1980s - Korchnoi vs. Karpov, 1981

Former world chess champion Anatoly Karpov and his bride Natalia Bulanova before registering their marriage Stock Photo - Alamy