She opened her clinic and started to work as a doctor in the 1820s. In the 1820s, it was forbidden for a woman to work as a doctor. The male doctors did not like that a woman worked as a doctor, and the government was worried that she might hurt her patients as she had never learned medicine at a university. But when they examined her, they found out that she was a very good doctor, and that she had all the knowledge that the male doctors had. 