@article{450949,
      author = {Porter, Ruth. and Whelan, Julie.},
      url = {http://library.usi.edu/record/450949},
      title = {Microenvironments in haemopoietic and lymphoid  differentiation [electronic resource] /. Symposium on  Microenvironments in Haemopoietic and Lymphoid  Differentiation},
      publisher = {Pitman ;},
      recid = {450949},
      pages = {xi, 348 p. :},
      address = {London :},
      year = {1981},
}