in addition to enumeration of visible and lethal or potentially lethal ( `` '' clinically relevant '' '' ) metastases , the occurrence of visibly undetectable proliferating ( occult ) or nonproliferating ( dormant ) micrometastases was assessed by implanting lymph nodes and organs subcutaneously into normal mice and monitoring for resulting tumor growth .
C0027627
) metastas
C1513276
) micrometastas