tam
Tam and 4-hydroxyandrostenedione (4-OH-A) are currently used to       treat breast cancer, and it has been contemplated that 4-OH-A be given       concurrently with tam to contravene potential tumor resistance to tam.
Tam and 4-hydroxyandrostenedione (4-OH-A) are currently used to       treat breast cancer, and it has been contemplated that  @OBJECT$ -A be  @PREDICAT$        concurrently with  @SUBJECT$  to contravene potential tumor resistance to tam.