Magic, [20], [78]

Martial law, [101]

Maternity, [48], [135]

Mass relief, [85]

Medical inspection, [136]

Medical social service, [87], [88], [89], [98], [140]

Mental hygiene, [134]

Mental unity, [41]

Meteorological pressure, [65]

[Military and naval organization], [51], [60], [63], [68], [88], [101], [102], [122], [143], [145]