title: Hemoglobin and folate levels of pregnant teen-agers.
mesh_terms: D000293:Adolescent; D000818:Animals; D002648:Child; D002664:Child Nutritional Physiological Phenomena; D004032:Diet; D004044:Dietary Proteins; D005260:Female; D005492:Folic Acid / Q000097:blood; D005494:Folic Acid Deficiency / Q000209:etiology; D006266:Health Education; D006400:Hematocrit; D006454:Hemoglobins / Q000378:metabolism*; D006801:Humans; D007501:Iron; D007780:Lacticaseibacillus casei; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements; D011247:Pregnancy; D011248:Pregnancy Complications; D013223:Statistics as Topic; D013997:Time Factors; D014815:Vitamins
chemical_list: D004044:Dietary Proteins; D006454:Hemoglobins; D014815:Vitamins; D005492:Folic Acid; D007501:Iron