@article{paperid:1075876, author = {Heidary, Reza and Fakoor, Vahid and Shariati, Ali}, title = {A presmooth estimator of unbiased distributions with length-biased data}, journal = {Mathematical Sciences}, year = {2019}, volume = {13}, number = {4}, month = {December}, issn = {2008-1359}, pages = {317--323}, numpages = {6}, keywords = {Kaplan–Meier estimator · Length-biased data · Presmooth estimator · Random right censoring}, }