Wholesalers back door margins going up to 8%.

Amid ceaseless disputes on the wholesaler's back door margins for their customer hospitals, the wholesale community is sensitively expressing their serious concerns about a surge of 8% of black margin.

A drug distribution market source said on May 23 that some drug wholesalers in Seoul areas expanded their business to Incheon and Bupyeong areas by providing even 8% back door margins.

The...