Freire-Maia N, Takehara N
Ann Hum Genet. 1977 Jul;41(1):99-102. doi: 10.1111/j.1469-1809.1977.tb01965.x.
Data on precocious mortality (from abortions up to the age of 20) are presented for three Japanese communities in Brazil. The inbreeding load (B approximately 1-5) is estimated on the basis of these data. B/A lies between 7 and 30. Three general working hypotheses are presented.
给出了巴西三个日本社区中早熟死亡率（从流产到20岁）的数据。基于这些数据估算了近亲繁殖负荷（B约为1 - 5）。B/A在7到30之间。提出了三个一般的工作假设。
