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\bibitem[{Leeners et~al.}(2019){Leeners, Krueger, Geraedts, Tronci, Mancini, Egli, Roeblitz, Saleh, Spanaus, Schippert, Zhang \& Ille}]{Leeners_etal2019} B. Leeners, T. H. C. Krueger, K. Geraedts, E. Tronci, T. Mancini, M. Egli, S. Roeblitz, L. Saleh, K. Spanaus, C. Schippert et al. "Associations Between Natural Physiological and Supraphysiological Estradiol Levels and Stress Perception." \textit{Frontiers in Psychology} 10 (2019): 1296. ISSN: 1664-1078. DOI: 10.3389/fpsyg.2019.01296.

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