Are men in danger of extinction?
D002423:Cause of Death; D005260:Female; D014943:Global Health; D006801:Humans; D008017:Life Expectancy; D008297:Male; D008571:Men / Q000523:psychology*; D010342:Patient Acceptance of Health Care; D012099:Reproductive Techniques; D012737:Sex Factors; D012959:Socioeconomic Factors