Singh, R K Studies on circadian periodicity of plasma, breast milk and urinary calcium in lactating Indian women. [electronic resource] - Tropical and geographical medicine Dec 1984 - 345-9 p. digital Publication Type: Journal Article ISSN: 0041-3232 Subjects--Topical Terms: AdultCalcium--metabolismCircadian RhythmFemaleHumansIndiaKineticsLactationMilk, Human--metabolismPregnancy