Immunogenicity after second and third mRNA-1273 vaccination doses in patients receiving chemotherapy, immunotherapy, or both for solid tumours

Oosting, Sjoukje F ¹ ; Astrid A M van der Veldt ² ; Fehrmann, Rudolf S N ¹ ; GeurtsvanKessel, Corine H ³ ; van Binnendijk, Rob S ⁴ ; Dingemans, Anne-Marie C ⁵ ; Smit, Egbert F ⁶ ; T Jeroen N Hiltermann ⁷ ; den Hartog, Gerco ⁴ ; Jalving, Mathilda ¹ ; Westphal, Tatjana T ⁸ ; Bhattacharya, Arkajyoti ¹ ; de Wilt, Faye ³ ; Boerma, Annemarie ⁹ ; Lisanne van Zijl ¹⁰ ; Rimmelzwaan, Guus F ¹¹ ; Kvistborg, Pia ¹² ; Cecile A C M van Els ¹³ ; Rots, Nynke Y ⁴ ; Debbie van Baarle ⁹ ; John B A G Haanen ¹⁰ ; Elisabeth G E de Vries <sup>1 

1</sup>  Department of Medical Oncology, University Medical Centre Groningen, University of Groningen, Groningen, Netherlands 
²  Department of Medical Oncology, Erasmus Medical Centre, 3015 GD Rotterdam, Netherlands; Department of Radiology and Nuclear Medicine, Erasmus Medical Centre, 3015 GD Rotterdam, Netherlands 
³  Department of Viroscience, Erasmus Medical Centre, 3015 GD Rotterdam, Netherlands 
⁴  Centre for Infectious Disease Control, National Institute for Public Health and the Environment, Bilthoven, Netherlands 
⁵  Department of Respiratory Medicine, Erasmus Medical Centre, 3015 GD Rotterdam, Netherlands 
⁶  Department of Thoracic Oncology, Netherlands Cancer Institute, Amsterdam, Netherlands 
⁷  Department of Pulmonary Diseases, University Medical Centre Groningen, University of Groningen, Groningen, Netherlands 
⁸  Netherlands Comprehensive Cancer Organization, Utrecht, Netherlands 
⁹  Department of Medical Microbiology and Infection Prevention, University Medical Centre Groningen, University of Groningen, Groningen, Netherlands 
¹⁰  Department of Medical Oncology, Netherlands Cancer Institute, Amsterdam, Netherlands 
¹¹  Research Centre for Emerging Infections and Zoonoses, University of Veterinary Medicine Hannover, Hannover, Germany 
¹²  Department of Molecular Oncology and Immunology, Netherlands Cancer Institute, Amsterdam, Netherlands 
¹³  Centre for Infectious Disease Control, National Institute for Public Health and the Environment, Bilthoven, Netherlands; Department of Biomolecular Health Sciences, Faculty of Veterinary Medicine, Utrecht University, Utrecht, Netherlands