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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1957 2
1962 1
1963 1
1964 2
1965 2
1966 2
1967 2
1968 1
1969 2
1970 3
1971 4
1972 1
1974 2
1975 7
1976 3
1977 3
1978 1
1979 2
1980 5
1981 2
1982 4
1983 12
1984 7
1985 9
1986 5
1987 9
1988 13
1989 8
1990 6
1991 7
1992 13
1993 11
1994 11
1995 5
1996 3
1997 4
1998 6
1999 2
2000 1
2001 1
2024 0

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185 results

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Page 1
Terminal phalageal osteosclerosis.
Halim W, Van Der Korst JK, Valkenburg HA, Van Elteren P. Halim W, et al. Among authors: valkenburg ha. Ann Rheum Dis. 1975 Feb;34(1):82-6. doi: 10.1136/ard.34.1.82. Ann Rheum Dis. 1975. PMID: 1124958 Free PMC article.
Rheumatoid factors in families.
Lawrence JS, Valkenburg HA, Bremner JM, Ball J. Lawrence JS, et al. Among authors: valkenburg ha. Ann Rheum Dis. 1970 May;29(3):269-74. doi: 10.1136/ard.29.3.269. Ann Rheum Dis. 1970. PMID: 5450118 Free PMC article. No abstract available.
RHEUMATOID FACTOR TESTS.
VALKENBURG HA. VALKENBURG HA. Milbank Mem Fund Q. 1965 Apr;43:153-60. Milbank Mem Fund Q. 1965. PMID: 14297750 No abstract available.
Psoriasis and arthritis. I. A population study.
van Romunde LK, Valkenburg HA, Swart-Bruinsma W, Cats A, Hermans J. van Romunde LK, et al. Among authors: valkenburg ha. Rheumatol Int. 1984;4(2):55-60. doi: 10.1007/BF00541197. Rheumatol Int. 1984. PMID: 6610912
[Rheumatoid factor test].
Valkenburg HA. Valkenburg HA. Ned Tijdschr Geneeskd. 1974 Mar 23;118(12):413-21. Ned Tijdschr Geneeskd. 1974. PMID: 4131554 Dutch. No abstract available.
Rheumatoid factor in Nigerian sera.
Greenwood BM, Muller AS, Valkenburg HA. Greenwood BM, et al. Among authors: valkenburg ha. Clin Exp Immunol. 1971 Aug;9(2):161-73. Clin Exp Immunol. 1971. PMID: 4936803 Free PMC article.
The epidemiology of rheumatoid arthritis in Indonesia.
Darmawan J, Muirden KD, Valkenburg HA, Wigley RD. Darmawan J, et al. Among authors: valkenburg ha. Br J Rheumatol. 1993 Jul;32(7):537-40. doi: 10.1093/rheumatology/32.7.537. Br J Rheumatol. 1993. PMID: 8339121
185 results