Time intervals and corresponding published guidelines in lung cancer care. Time intervals and corresponding published guidelines in lung cancer care. GP: general practitioner; LCS: lung cancer specialist; IOM: Institute of Medicine; ACCP: American College of Chest Physicians; BTS: British Thoracic Society; NHS: National Health Service; SLCG: Swedish Lung Cancer Group; RAND: Research and Development; NOLCP: National Optimal Lung Cancer Pathway; SEHD: Scottish Executive Health Department; DLCG: Danish Lung Cancer Group; NSCLC: nonsmall cell lung cancer; SCLC: small cell lung cancer; SMAC: Standing Medical Advisory Committee. Ashanya Malalasekera et al. Eur Respir Rev 2018;27:180045 ©2018 by European Respiratory Society