S19
S18	S15 or S16
S17	S13 or S14
S16	TX ((genetic n3 counsel*) or (counsel* n3 service*))
S15	(MH "Genetic Counseling")
S14	TX ( (breast n3 cancer*) or (breast n3 neoplasm*) or (breast n3 tumo?r*) or (breast n3 carcinoma*) )
S13	(MH "Breast Neoplasms+")
S12	S1 or S2 or S3 or S4 or S5 or S6 or S7 or S8 or S9 or S10 or S11
S11	TX allocat* random*
S10	(MH "Quantitative Studies")
S9	(MH "Placebos")
S8	TX random* allocat*
S7	(MH "Random Assignment")
S6	TX randomi* control* trial*
S5	TX ( (singl* n1 blind*) or (singl* n1 mask*) ) or TX ( (doubl* n1 blind*) or (doubl* n1 mask*) ) or TX ( (tripl* n1 blind*) or (tripl* n1 mask*) ) or TX ( (trebl* n1 blind*) or (trebl* n1 mask*) )
S4	TX clinic* n1 trial*
S3	TX clini* n1 trial*
S2	PT clinical trial
S1	(MH "Clinical Trials+")