Yani Sri Ningsih, - and Chrismis Novalinda Ginting, - and Sri Lestari Ramadhani Nasution, - and Mangatas Silaen, - and Putranto Manalu, - The Utilization of Lactation Rooms by Health Workers in Medan City. Media Kesehatan Masyarakat Indonesia Volume 18 Issue 1 2022.