1.
Perri D, Dugoua J-J, Perri D, Koren G. Safety and efficacy of echinacea (echinacea angustifolia, e. purpurea and e. pallida) during pregnancy and lactation. J Popl Ther Clin Pharmacol [Internet]. 2018 Jul. 24 [cited 2022 Sep. 25];13(3). Available from: https://www.jptcp.com/index.php/jptcp/article/view/583