Interim analysis: the alpha spending function approach.

scientific article published in July 1994

Interim analysis: the alpha spending function approach. is …
instance of (P31):
scholarly articleQ13442814

External links are
P356DOI10.1002/SIM.4780131308
P698PubMed publication ID7973215

P2093author name stringDeMets DL
Lan KK
P433issue13-14
P407language of work or nameEnglishQ1860
P304page(s)1341-52; discussion 1353-6
P577publication date1994-07-01
P1433published inStatistics in MedicineQ7604438
P1476titleInterim analysis: the alpha spending function approach.
P478volume13

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