Mesh : Anaplastic Lymphoma Kinase Antineoplastic Agents / therapeutic use Crizotinib ErbB Receptors / genetics Erlotinib Hydrochloride Gefitinib Genetic Testing / standards Genomics Humans Lung Neoplasms / diagnosis genetics Medical Oncology Molecular Targeted Therapy / methods Mutation Practice Guidelines as Topic / standards Precision Medicine Pyrazoles / therapeutic use Pyridines / therapeutic use Pyrimidines / therapeutic use Quinazolines / therapeutic use Receptor Protein-Tyrosine Kinases / genetics Societies, Medical Sulfones / therapeutic use Translocation, Genetic