%0 Journal Article %A Ziqin, Liu %A Xiaohui, Li %T Precocious Puberty in Boys: A Study Based on Five Years of Data from a Single Center in Northern China %D 2021 %J J Clin Res Pediatr Endocrinol %P 418-425 %V 13 %N 4 %R 10.4274/jcrpe.galenos.2021.2021.0033 %U https://dx.doi.org/10.4274/jcrpe.galenos.2021.2021.0033