Molecular markers for diagnostic cytology of neoplasms in the head region of the pancreas: mutation of K-ras and overexpression of the p53 protein product.

Por van Es, J M, Polak, M M, van den Berg, F M, Ramsoekh, T B, Craanen, M E, Hruban, R H, Offerhaus, G J
Publicado em 1995

Clinical significance of K-ras oncogene activation in ampullary neoplasms.

Por Chung, C H, Wilentz, R E, Polak, M M, Ramsoekh, T B, Noorduyn, L A, Gouma, D J, Huibregtse, K, Offerhaus, G J, Slebos, R J
Publicado em 1996