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1 Colegio de Ciencias de la Salud, Universidad San Francisco de Quito, Quito, Ecuador; Instituto de Endocrinología IEMYR, Quito, Ecuador. Electronic address: jguevara@usfq.edu.ec.
2 Colegio de Ciencias de la Salud, Universidad San Francisco de Quito, Quito, Ecuador.
3 Oregon Health & Science University, Portland, Oregon.
1 Colegio de Ciencias de la Salud, Universidad San Francisco de Quito, Quito, Ecuador; Instituto de Endocrinología IEMYR, Quito, Ecuador. Electronic address: jguevara@usfq.edu.ec.
2 Colegio de Ciencias de la Salud, Universidad San Francisco de Quito, Quito, Ecuador.
3 Oregon Health & Science University, Portland, Oregon.