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Gratsia, Sophia; Koletsi, Despina; Fleming, Padhraig S; Pandis, Nikolaos (2020). A priori power considerations in orthodontic research: a 3 year meta-epidemiologic study. European journal of orthodontics, 42(4), pp. 454-459. Oxford University Press 10.1093/ejo/cjz061
Gratsia, Sophia; Koletsi, Despina; Fleming, Padhraig S; Pandis, Nikolaos (2019). Statistical testing against baseline in orthodontic research: a meta-epidemiologic study. European journal of orthodontics, 41(2), pp. 165-171. Oxford University Press 10.1093/ejo/cjy029
