Erlotinib Hydrochloride in Treating Patients With Stage IB-IIIA Non-small Cell Lung Cancer That Has Been Completely Removed by Surgery (An ALCHEMIST Treatment Trial)

Genetic Testing in Screening Patients With Stage IB-IIIA Non-Small Cell Lung Cancer That Has Been or Will Be Removed by Surgery (The ALCHEMIST Screening Trial)

Cisplatin With or Without Veliparib in Treating Patients With Recurrent or Metastatic Triple-Negative and/or BRCA Mutation-Associated Breast Cancer With or Without Brain Metastases

Pembrolizumab in Treating Patients With Triple-Negative Breast Cancer

Aspirin in Preventing Recurrence of Cancer in Patients With HER2 Negative Stage II-III Breast Cancer After Chemotherapy, Surgery, and/or Radiation Therapy

Nivolumab and Ipilimumab in Treating Patients With Rare Tumors

Lung-MAP: A Master Screening Protocol for Previously-Treated Non-Small Cell Lung Cancer

Radiation Therapy Regimens in Treating Patients With Limited-Stage Small Cell Lung Cancer Receiving Cisplatin and Etoposide

Radiation Therapy With or Without Chemotherapy in Patients With Stage I-IIA Cervical Cancer Who Previously Underwent Surgery

S1207 Hormone Therapy With or Without Everolimus in Treating Patients With Breast Cancer

Fulvestrant and/or Anastrozole in Treating Postmenopausal Patients With Stage II-III Breast Cancer Undergoing Surgery

Armodafinil in Reducing Cancer-Related Fatigue in Patients With High Grade Glioma

Nivolumab After Combined Modality Therapy in Treating Patients With High Risk Stage II-IIIB Anal Cancer

Radiation Therapy With or Without Olaparib in Treating Patients With Inflammatory Breast Cancer

Comparison of Axillary Lymph Node Dissection With Axillary Radiation for Patients With Node-Positive Breast Cancer Treated With Chemotherapy

Targeted Therapy Directed by Genetic Testing in Treating Patients With Advanced Refractory Solid Tumors, Lymphomas, or Multiple Myeloma (The MATCH Screening Trial)

Nivolumab After Surgery and Chemotherapy in Treating Patients With Stage IB-IIIA Non-small Cell Lung Cancer (An ALCHEMIST Treatment Trial)

Veliparib, Pembrolizumab, and Combination Chemotherapy in Treating Patient With Locally Advanced Rectal Cancer

Breast Cancer WEight Loss Study (BWEL Study)

Evaluation of Mammographic Breast Density in Participants With Hormone Receptor-Negative Breast Cancer Enrolled on Study A011502

Rucaparib in Treating Patients With Genomic LOH High and/or Deleterious BRCA1/2 Mutation Stage IV or Recurrent Non-small Cell Lung Cancer (A Lung-MAP Treatment Trial)