EGC,1103 Poltekkes Medan,551 Poltekkes Kemenkes Medan,541 Deepublish,348 Eureka media aksara,280 Graha Ilmu,267 Salemba Medika,220 Nuha Medika,199 TIM,199 -157 Kemenkes Poltekkes Medan,152 Erlangga,132 Andi,117 Elsevier,110 Poltekkes Kemenkes Jurusan Farmasi Medan,105 Buku Kedokteran EGC,105 Trans Info Media,96 Rineka Cipta,92 CV. Trans Info Media,86 Fitramaya,86