The author describes four poisoning cases from 1965 in Southern Bohemia caused by Gyromitra esculenta, and possibly Neogyromitra gigas. One fatality occurred. Details are given about circumstances and symptoms, including jaundice and acute gastritis.
Kubička J. (1966): Vier Vergiftungsfälle durch Gyromitra. – Česká Mykologie 20(3): 178–181.