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- [31] Paris letter - The latest treatment for tuberculosis - Declining birth-rate in France BOSTON MEDICAL AND SURGICAL JOURNAL, 1911, 164 : 176 - 177
- [32] PSYCHOSOCIAL EFFECTS OF DISASTER - BIRTH-RATE IN ABERFAN BRITISH MEDICAL JOURNAL, 1975, 2 (5966): : 303 - 304
- [35] The Declining Birth Rate and its Consequences ARCHIV FUR SOZIALWISSENSCHAFT UND SOZIALPOLITIK, 1923, 51 (01): : 268 - 269