A spine may manifest straightness.Logical formLearned from4 sentences. Changes can be in (spine density).Logical formLearned from4 sentences. A spine can be knobby.Logical formLearned from4 sentences. (Compression fractures) can be in a spine.Logical formLearned from4 sentences. Flexibility may pertain-to a spine.Logical formLearned from4 sentences. A person may keep a spine.Logical formLearned from4 sentences. Promise can be in a curve of a spine.Logical formLearned from4 sentences. Persons may have a spine.Logical formLearned from4 sentences. Osteoporosis may pertain-to a spine.Logical formLearned from4 sentences. A US-president may show a spine with a rest of a foreign policy.Logical formLearned from4 sentences. A spine can be truncated.Logical formLearned from4 sentences. (Gold decorations) can be on spine.Logical formLearned from4 sentences. Radiographs may show a cervical spine.Logical formLearned from4 sentences. A spine may pertain-to a reader.Logical formLearned from4 sentences. A spine can be hardened.Logical formLearned from4 sentences.