[2] After the Nazis invaded Salonica in 1941 she volunteered with the Red Cross, and also carried messages between young men in the labour camps and their families.
She was engaged to be married but her fiancé was shot on what was to be their wedding day after Hasson informed the Nazis that he had escaped from his labour group.
In 1945 she returned to Salonica to work as a dietician for the refugee camps but also, under cover, to arrange transport to Palestine for Jewish survivors.
[2] In 1946 she married Max Garfinkle with whom she had worked in Salonica; after a short stay at his kibbutz in Israel they moved to Montreal, Canada, in 1947.
[8] Ethnomusicologist Judith R. Cohen used Sarfatty as a primary source for her research on Judeo-Spanish (Ladino) songs of the Sephardic refugee community in Montreal.