vaginam cervix cancer bleeding sexual intercourse ovarian cancer nonspecific symptoms abdominal distension dyspepsia lung cancer persistent cough breathlessness blood sputum hoarseness voice ref name information ref head neck cancer non healing ulcer growth lump neck brain cancer persistent headache vomiting loss consciousness double vision thyroid cancer lump neck oesophageal cancer painful swallowing predominantly solid food weight loss stomach cancer vomiting dyspepsia weight loss colon rectal cancer bleeding per rectum alteration bowel habits liver cancer jaundice pain mass
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