[1] Mitsova represented her country at the 2014 Summer Youth Olympics in Nanjing, China.

[2] In 2016, she became the runner-up at the Croatian International tournament in the mixed doubles event partnered with Alex Vlaar.

[3] She won two titles at the Hellas International tournament in the women's singles and doubles event.

[4] She was part of the national team that won the silver medal at the 2016 European Women's Team Championships in Kazan, Russia.

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