title: Oral Malignant Acanthosis Nigricans and Tripe Palms Associated With Renal Urothelial Carcinoma.
authors: National Skin Center, Singapore.
authors: Hwee Chyen
authors: HC
authors: Lee
authors: National Skin Center, Singapore.
authors: Khor Jia
authors: KJ
authors: Ker
authors: National Skin Center, Singapore.
authors: Wei-Sheng
authors: WS
authors: Chong