Box 1. Medical Subject Heading (MeSH) Terms

((((((micronutrients OR micronutrient OR trace element OR trace elements OR vitamins OR vitamin OR carotenoids OR carotenoid OR carotenes OR carotene))) OR (("24,25-dihydroxyvitamin D 3" OR "25-hydroxyvitamin D 2" OR "4- aminobenzoic acid" OR acetylcarnitine OR alpha-tocopherol OR aminobenzoic acids OR ascorbic acid OR beta carotene OR beta-tocopherol OR biotin OR boron OR cadmium OR calcifediol OR calcitriol OR calcium OR Ca2 OR carnitine OR cholecalciferol OR chromium OR cobalt OR cobamides OR cod liver oil OR copper OR dehydroascorbic acid OR dihydrotachysterol OR dihydroxycholecalciferols OR ergocalciferols OR flavin mononucleotide OR folic acid OR formyltetrahydrofolates OR fursultiamin OR gamma-tocopherol OR hydroxocobalamin OR hydroxycholecalciferols OR inositol OR iodine OR iron OR leucovorin OR manganese OR magnesium OR molybdenum OR niacin OR niacinamide OR nickel OR nicotinic acids OR palmitoylcarnitine OR pantothenic acid OR pteroylpolyglutamic acids OR pyridoxal OR pyridoxal phosphate OR pyridoxamine OR pyridoxine OR riboflavin OR selenium OR silicon OR tetrahydrofolates OR thiamine OR thiamine monophosphate OR thiamine pyrophosphate OR thiamine triphosphate OR thioctic acid OR tocopherols OR tocotrienols OR ubiquinone OR vanadium OR zinc))) OR ((Anemia, Iron-Deficiency[Mesh] OR Iron, Dietary[Mesh] OR iron*[tw] OR ferric compounds[Mesh] OR ferrous compounds[Mesh] OR ferrous[tw] OR ferric[tw] OR fe[tw] OR hemoglobin[MeSH] OR hematocrit[MeSH] OR haemoglobin*[tw] OR hemoglobin*[tw] OR anemia[tw] OR anaemia[tw] OR anemic[tw] OR anaemic[tw] OR ferritin)))) AND (("leptospirosis"[MeSH Terms] OR "leptospirosis"[All Fields]) OR ("leptospira"[MeSH Terms] OR "leptospira"[All Fields]) OR leptospires[All Fields] OR "field fever"[All Fields] OR "pretibial fever"[All Fields] OR "Weil's disease"[All Fields] OR "Weil's syndrome"[All Fields] OR "L. icterohemorrhagiae"[All Fields] OR "l. hebdomadis"[All Fields] OR "l. pyrogenes"[All Fields] OR "L. interrogans"[All Fields] OR "l. biflexa"[All Fields])