{Reference Type}: Case Reports {Title}: A case of a galactocele that presented as a mammary mass in a boy. {Author}: Masuya R;Tominaga Y;Nakame K;Nanashima A;Ieiri S; {Journal}: Pediatr Int {Volume}: 65 {Issue}: 1 {Year}: 2023 Jan-Dec {Factor}: 1.617 {DOI}: 10.1111/ped.15705