Normal serum electrolytes with a note on seasonal and menstrual variation.
D004573:Electrolytes / Q000097:blood*; D005260:Female; D006801:Humans; D008598:Menstruation / Q000097:blood*; D012621:Seasons; D014887:Weather
D004573:Electrolytes
ELECTROLYTES/in blood; MENSTRUATION/blood in; WEATHER