Vitamin D deficiency in children and adolescents with obesity: a meta-analysis Verônica Indicatti Fiamenghi; Elza Daniel de Mello;

Serological biomarker models composed of luteinizing hormone, kisspeptin, vitamin D and estradiol, and their clinical test value in girls Mingyu Shao; Zhiyi Jia; Tongtong Liu; Xiaopeng Zhang;

Quality improvement initiative to reduce late-onset sepsis in very low birth weight preterm infants: a multicenter study from the Brazilian network on neonatal research Ligia Maria Suppo de Souza Rugolo; Maria Regina Bentlin; Fernanda Pegoraro de Godoi Melo; Maria Eduarda Gurgel; Gabriella Miranda Martins; Suely Dornellas do Nascimento; Edna Maria de Albuquerque Diniz; Renata Yoshida; Jamil Pedro de Siqueira Caldas; Silvia Cwajg; Marcia Pereira Alves de Souza; Clarissa Gutierrez Carvalho; Daniela Marques de Lima Mota Ferreira;