1 Carine El Sissy, MD, PhD and Amos Kirilovsky, PhD, INSERM, Laboratory of Integrative Cancer Immunology, Paris, France, Equipe Labellisée Ligue Contre le Cancer, Paris, France, Cordeliers Research Center, Sorbonne University, University Paris Cité, Paris, France, Immunomonitoring Platform, Laboratory of Immunology, Assistance Publique-Hôpitaux de Paris (AP-HP), Georges Pompidou European Hospital, Paris, France; Soledad Iseas, MD, PhD, Oncology Unit, Hospital Paris Saint-Joseph, Paris, France; Christine Lagorce Pagès, MD, PhD, INSERM, Laboratory of Integrative Cancer Immunology, Paris, France, Equipe Labellisée Ligue Contre le Cancer, Paris, France, Cordeliers Research Center, Sorbonne University, University Paris Cité, Paris, France, Immunomonitoring Platform, Laboratory of Immunology, Assistance Publique-Hôpitaux de Paris (AP-HP), Georges Pompidou European Hospital, Paris, France, Department of Pathology, AP-HP, Georges Pompidou European Hospital, Paris, France; and Guy Zeitoun, MD and Franck Pagès, MD, PhD, INSERM, Laboratory of Integrative Cancer Immunology, Paris, France, Equipe Labellisée Ligue Contre le Cancer, Paris, France, Cordeliers Research Center, Sorbonne University, University Paris Cité, Paris, France, Immunomonitoring Platform, Laboratory of Immunology, Assistance Publique-Hôpitaux de Paris (AP-HP), Georges Pompidou European Hospital, Paris, France.