APA
Ballerini M. G., Chiesa A., Scaglia P., Gruñeiro-Papendieck L., Heinrich J. J. & Ropelato M. G. (20100520). 17alpha-hydroxyprogesterone and cortisol serum levels in neonates and young children: influence of age, gestational age, gender and methodological procedures. : Journal of pediatric endocrinology & metabolism : JPEM.
Chicago
Ballerini María Gabriela, Chiesa Ana, Scaglia Paula, Gruñeiro-Papendieck Laura, Heinrich Juan Jorge and Ropelato María Gabriela. 20100520. 17alpha-hydroxyprogesterone and cortisol serum levels in neonates and young children: influence of age, gestational age, gender and methodological procedures. : Journal of pediatric endocrinology & metabolism : JPEM.
Harvard
Ballerini M. G., Chiesa A., Scaglia P., Gruñeiro-Papendieck L., Heinrich J. J. and Ropelato M. G. (20100520). 17alpha-hydroxyprogesterone and cortisol serum levels in neonates and young children: influence of age, gestational age, gender and methodological procedures. : Journal of pediatric endocrinology & metabolism : JPEM.
MLA
Ballerini María Gabriela, Chiesa Ana, Scaglia Paula, Gruñeiro-Papendieck Laura, Heinrich Juan Jorge and Ropelato María Gabriela. 17alpha-hydroxyprogesterone and cortisol serum levels in neonates and young children: influence of age, gestational age, gender and methodological procedures. : Journal of pediatric endocrinology & metabolism : JPEM. 20100520.