Efficacy of Treatment Sequences in Patients With Non-small Cell Lung Cancer Receiving Lorlatinib

Inclusion Criteria: * Patients with histologically or cytologically confirmed locally advanced or metastatic NSCLC (Stage IIIB or IV accordingly to American Joint Committee on Cancer \[AJCC\] classification) at time of lorlatinib initiation * Patients who received at least one week of treatment with lorlatinib as part of the French Expanded Access Program (ATU program); ATU was granted due to their inability to meet eligibility criteria for on-going recruiting trials, inability to participate in other clinical trials (e.g., poor performance status, lack of geographic proximity), or because other medical interventions are not considered appropriate or acceptable. Exclusion Criteria: * Patients enrolled in a lorlatinib clinical trial