Related by context. Frequent words. (Click for all words.) 49 lung 48 Ying 47 Heart 44 Kidney 44 Asthma 43 Lung Cancer 43 Liver 43 Chest 43 Cancer Research 43 Cardiac 42 COPD 42 Stroke 41 Lungs 41 Thyroid 41 lung disease 40 Pulmonary 40 Cancer 40 Cystic Fibrosis 40 Ming 39 Yin 39 Wai 39 Pancreatic Cancer 39 Brain Tumor 39 Fu 39 MND 39 Kidney Disease 39 lungs 39 Tuberculosis 39 Sickle Cell 39 Leng 39 Ye 38 Transplant 38 Throat 38 Tong 38 Respiratory 38 Feng 38 Ding 38 Chronic Disease 38 Shih 37 Diabetes 37 Tang 37 Shen 37 Lan 37 Hong 37 Breast Cancer 37 Heart Disease 37 Hypertension 37 Huang 37 Ho 37 chronic lung 37 Sleep Apnea 37 Cheng 37 Vascular 37 Shu 37 Bian 37 Lupus 37 Zhong 37 Chuan 37 Cardiovascular 37 Qi 37 Wang 37 Meng 37 lung cancer 37 Yong 37 Jing 37 Duan 37 Tobacco 36 Shing 36 Siu 36 Breast 36 Zou 36 Pediatric 36 Kidney Cancer 36 Tan 36 Hung 36 Li 36 Chuang 36 Yue 36 Yan 36 Lung Association 36 Pao 36 Chou 36 Tai 36 Arthritis 36 Luo 36 Tien 36 cardiac 36 Mei 36 Lam 36 Mok 36 Hou 36 congenital heart 36 Guo 35 Fang 35 Wu 35 Chan 35 Hoi 35 Wah 35 Allergy 35 Lei 35 Teng