| scholarly article | Q13442814 |
| P356 | DOI | 10.1159/000152964 |
| P953 | full work available at URL | http://www.karger.com/Article/Pdf/152964 |
| P698 | PubMed publication ID | 566252 |
| P50 | author | Jaakko Kaprio | Q23039804 |
| Markku Koskenvuo | Q27075107 | ||
| P2093 | author name string | S. Sarna | |
| P. Sistonen | |||
| P433 | issue | 4 | |
| P407 | language of work or name | English | Q1860 |
| P921 | main subject | genetics | Q7162 |
| questionnaire | Q747810 | ||
| identical twins | Q2301325 | ||
| P304 | page(s) | 241-254 | |
| P577 | publication date | 1978-01-01 | |
| P1433 | published in | Human Heredity | Q15755116 |
| P1476 | title | Diagnosis of twin zygosity by mailed questionnaire | |
| Diagnosis of Twin Zygosity by Mailed Questionnaire | |||
| P478 | volume | 28 |
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