Experimental:Atezolizumab
Participants will continue to receive atezolizumab monotherapy or atezolizumab combined with other agent(s) or comparator agent(s) in a Genentech or Roche-sponsored study (the parent study) in accordance with local prescribing information till the participant continues to derive clinical benefit or until death, withdrawal of study consent, unacceptable toxicity, pregnancy, participant non-compliance, or study termination by the Sponsor, whichever occurs first.
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