Sentence: Comparison of geometric least-squares mean PK parameters between arms showed no impact of pertuzumab on the PK of trastuzumab or docetaxel .
Drug combination annotation:
[{'class': 'COMB', 'spans': ['pertuzumab', 'trastuzumab'], 'is_context_needed': True}, {'class': 'COMB', 'spans': [0, 2], 'is_context_needed': True}]