Study of Healthy Donor FMT (hdFMT) and Pembrolizumab in Relapsed/Refractory (R/R) PD-L1 Positive NSCLC
This study is to determine if Healthy Donor FMT (hdFMT) improves the body's ability to fight cancer in patients with relapsed/refractory PD-L1 Positive NSCLC.