Dangos 1 - 3 canlyniadau o 3 ar gyfer chwilio 'Puffer, Ruth Rice 1907-', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Patterns of birthweights gan Puffer, Ruth Rice 1907-

    Cyhoeddwyd 1987
    Llyfr

    Patterns of birthweights
  2. 2

    Patterns of mortality in childhood report of the inter-American investigation of mortality in childhood gan Puffer, Ruth Rice 1907-

    Cyhoeddwyd 1973
    Llyfr

    Patterns of mortality in childhood report of the inter-American investigation of mortality in childhood
  3. 3

    Practical statistics in health and medical work gan Puffer, Ruth Rice 1907-

    Cyhoeddwyd 1950
    Llyfr

    Practical statistics in health and medical work

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