<qa>  How many clinic visits are required during the study?- Are willing and able to participate in the study as an outpatient, making necessary visits to the clinic during the treatment period and comply with study requirements, including the following: A minimum of 1 and a maximum of 3 prestudy confirmatory biopsies of different tumors before beginning study drug treatment each biopsy will remove no more than 25 of the target tumor; at least 4 or 5 clinic visits during the study; blood sampling at screeninginitiation visit and end of treatment; urine pregnancy testing for females of childbearing potential at the screeninginitiation visit and the end of treatment visits 