Blood may be drawn from a vein.Logical formLearned from24 sentences. A vein can be conservative.Logical formLearned from24 sentences. A vein may undergo an inflammation.Logical formLearned from23 sentences. A person may open a vein.Logical formLearned from23 sentences. Hemorrhoids can be veins.Logical formLearned from23 sentences. A vein can be sensitive.Logical formLearned from23 sentences. Veins may be mined.Logical formLearned from23 sentences. A vein can be philosophical.Logical formLearned from23 sentences. A course may pertain-to a vein.Logical formLearned from22 sentences. Layer of sclerenchyma may mask (vein striation).Logical formLearned from22 sentences. Walls may pertain-to veins.Logical formLearned from22 sentences. Veins can be in a head.Logical formLearned from22 sentences. Veins can be spidery.Logical formLearned from22 sentences. A vein can be constituted-of-or-filled-with sentiment.Logical formLearned from22 sentences. A vein can be in a groin.Logical formLearned from22 sentences.