Microenvironments in haemopoietic and lymphoid differentiation / editors, Ruth Porter (organizer) and Julie Whelan. - London : Pitman Medical, 1981. - 348 p. : ill. ; 24 cm. - Ciba Foundation symposium ; v.84 . ISBN: 0272796360 Subjects--Topical Terms: Blood cells--Congresses.Cell differentiation--Congresses.