getAllDiseases = async function(){
return (await (await fetch(`https://rxnav.nlm.nih.gov/REST/rxclass/allClasses.json?classTypes=DISEASE`)).json()).rxclassMinConceptList.rxclassMinConcept.sort((a,b) => (a.className > b.className) ? 1 : ((b.className > a.className) ? -1 : 0)).map(row =>row.className)
}